Home / 167,549.10-251,323.65-74,237.10

Finding the Fourth Proportional to 167,549.10, 251,323.65 and 74,237.10

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Solution

The fourth proportional to 167,549.10, 251,323.65 and 74,237.10 is: 111,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,549.10 : 251,323.65 = 74,237.10 : x
  2. Step 2: Convert to fraction form
    167,549.10/251,323.65 = 74,237.10/x
  3. Step 3: Cross multiply
    167,549.10x = 251,323.65 × 74,237.10
  4. Step 4: Simplify right side
    167,549.10x = 18,657,538,937.42
  5. Step 5: Solve for x
    x = 18,657,538,937.42/167,549.10
  6. Step 6: Final answer
    x = 111,355.65

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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.