Home / 516,139.92-774,209.58-161,184.36

Finding the Fourth Proportional to 516,139.92, 774,209.58 and 161,184.36

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Solution

The fourth proportional to 516,139.92, 774,209.58 and 161,184.36 is: 241,776.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,139.92 : 774,209.58 = 161,184.36 : x
  2. Step 2: Convert to fraction form
    516,139.92/774,209.58 = 161,184.36/x
  3. Step 3: Cross multiply
    516,139.92x = 774,209.58 × 161,184.36
  4. Step 4: Simplify right side
    516,139.92x = 124,790,475,658.17
  5. Step 5: Solve for x
    x = 124,790,475,658.17/516,139.92
  6. Step 6: Final answer
    x = 241,776.45

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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.