Home / 149,132.38-223,699.86-42,516.13

Finding the Fourth Proportional to 149,132.38, 223,699.86 and 42,516.13

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Solution

The fourth proportional to 149,132.38, 223,699.86 and 42,516.13 is: 63,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,132.38 : 223,699.86 = 42,516.13 : x
  2. Step 2: Convert to fraction form
    149,132.38/223,699.86 = 42,516.13/x
  3. Step 3: Cross multiply
    149,132.38x = 223,699.86 × 42,516.13
  4. Step 4: Simplify right side
    149,132.38x = 9,510,852,328.74
  5. Step 5: Solve for x
    x = 9,510,852,328.74/149,132.38
  6. Step 6: Final answer
    x = 63,774.56

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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.