Home / 131,593.47-181,596.72-74,232.91

Finding the Fourth Proportional to 131,593.47, 181,596.72 and 74,232.91

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Solution

The fourth proportional to 131,593.47, 181,596.72 and 74,232.91 is: 102,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,593.47 : 181,596.72 = 74,232.91 : x
  2. Step 2: Convert to fraction form
    131,593.47/181,596.72 = 74,232.91/x
  3. Step 3: Cross multiply
    131,593.47x = 181,596.72 × 74,232.91
  4. Step 4: Simplify right side
    131,593.47x = 13,480,452,972.06
  5. Step 5: Solve for x
    x = 13,480,452,972.06/131,593.47
  6. Step 6: Final answer
    x = 102,440.14

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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.