Home / 437,229.02-656,034.12-153,123.38

Finding the Fourth Proportional to 437,229.02, 656,034.12 and 153,123.38

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Solution

The fourth proportional to 437,229.02, 656,034.12 and 153,123.38 is: 229,751.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,229.02 : 656,034.12 = 153,123.38 : x
  2. Step 2: Convert to fraction form
    437,229.02/656,034.12 = 153,123.38/x
  3. Step 3: Cross multiply
    437,229.02x = 656,034.12 × 153,123.38
  4. Step 4: Simplify right side
    437,229.02x = 100,454,158,569.56
  5. Step 5: Solve for x
    x = 100,454,158,569.56/437,229.02
  6. Step 6: Final answer
    x = 229,751.81

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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.