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Finding the Fourth Proportional to 237,002.16, 327,063.16 and 129,570.48

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Solution

The fourth proportional to 237,002.16, 327,063.16 and 129,570.48 is: 178,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,002.16 : 327,063.16 = 129,570.48 : x
  2. Step 2: Convert to fraction form
    237,002.16/327,063.16 = 129,570.48/x
  3. Step 3: Cross multiply
    237,002.16x = 327,063.16 × 129,570.48
  4. Step 4: Simplify right side
    237,002.16x = 42,377,730,631.52
  5. Step 5: Solve for x
    x = 42,377,730,631.52/237,002.16
  6. Step 6: Final answer
    x = 178,807.36

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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.