Home / 238,841.06-329,593.86-131,411.16

Finding the Fourth Proportional to 238,841.06, 329,593.86 and 131,411.16

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Solution

The fourth proportional to 238,841.06, 329,593.86 and 131,411.16 is: 181,343.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,841.06 : 329,593.86 = 131,411.16 : x
  2. Step 2: Convert to fraction form
    238,841.06/329,593.86 = 131,411.16/x
  3. Step 3: Cross multiply
    238,841.06x = 329,593.86 × 131,411.16
  4. Step 4: Simplify right side
    238,841.06x = 43,312,311,471.48
  5. Step 5: Solve for x
    x = 43,312,311,471.48/238,841.06
  6. Step 6: Final answer
    x = 181,343.66

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1.5x scale

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.