Home / 74,593.48-102,937.38-40,601.20

Finding the Fourth Proportional to 74,593.48, 102,937.38 and 40,601.20

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Solution

The fourth proportional to 74,593.48, 102,937.38 and 40,601.20 is: 56,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,593.48 : 102,937.38 = 40,601.20 : x
  2. Step 2: Convert to fraction form
    74,593.48/102,937.38 = 40,601.20/x
  3. Step 3: Cross multiply
    74,593.48x = 102,937.38 × 40,601.20
  4. Step 4: Simplify right side
    74,593.48x = 4,179,381,152.86
  5. Step 5: Solve for x
    x = 4,179,381,152.86/74,593.48
  6. Step 6: Final answer
    x = 56,028.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.