Home / 237,428.08-327,640.62-129,996.16

Finding the Fourth Proportional to 237,428.08, 327,640.62 and 129,996.16

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Solution

The fourth proportional to 237,428.08, 327,640.62 and 129,996.16 is: 179,389.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,428.08 : 327,640.62 = 129,996.16 : x
  2. Step 2: Convert to fraction form
    237,428.08/327,640.62 = 129,996.16/x
  3. Step 3: Cross multiply
    237,428.08x = 327,640.62 × 129,996.16
  4. Step 4: Simplify right side
    237,428.08x = 42,592,022,460.02
  5. Step 5: Solve for x
    x = 42,592,022,460.02/237,428.08
  6. Step 6: Final answer
    x = 179,389.15

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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.