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Finding the Fourth Proportional to 237,073.14, 355,645.08 and 87,301.92

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Solution

The fourth proportional to 237,073.14, 355,645.08 and 87,301.92 is: 130,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,073.14 : 355,645.08 = 87,301.92 : x
  2. Step 2: Convert to fraction form
    237,073.14/355,645.08 = 87,301.92/x
  3. Step 3: Cross multiply
    237,073.14x = 355,645.08 × 87,301.92
  4. Step 4: Simplify right side
    237,073.14x = 31,048,498,322.55
  5. Step 5: Solve for x
    x = 31,048,498,322.55/237,073.14
  6. Step 6: Final answer
    x = 130,965.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.