Home / 516,123.06-774,184.58-161,167.49

Finding the Fourth Proportional to 516,123.06, 774,184.58 and 161,167.49

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Solution

The fourth proportional to 516,123.06, 774,184.58 and 161,167.49 is: 241,751.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,123.06 : 774,184.58 = 161,167.49 : x
  2. Step 2: Convert to fraction form
    516,123.06/774,184.58 = 161,167.49/x
  3. Step 3: Cross multiply
    516,123.06x = 774,184.58 × 161,167.49
  4. Step 4: Simplify right side
    516,123.06x = 124,773,385,555.30
  5. Step 5: Solve for x
    x = 124,773,385,555.30/516,123.06
  6. Step 6: Final answer
    x = 241,751.23

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.