Home / 124,925.55-187,399.61-40,663.86

Finding the Fourth Proportional to 124,925.55, 187,399.61 and 40,663.86

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Solution

The fourth proportional to 124,925.55, 187,399.61 and 40,663.86 is: 60,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,925.55 : 187,399.61 = 40,663.86 : x
  2. Step 2: Convert to fraction form
    124,925.55/187,399.61 = 40,663.86/x
  3. Step 3: Cross multiply
    124,925.55x = 187,399.61 × 40,663.86
  4. Step 4: Simplify right side
    124,925.55x = 7,620,391,301.78
  5. Step 5: Solve for x
    x = 7,620,391,301.78/124,925.55
  6. Step 6: Final answer
    x = 60,999.46

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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.