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Finding the Fourth Proportional to 101,360.96, 152,047.68 and 39,031.52

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Solution

The fourth proportional to 101,360.96, 152,047.68 and 39,031.52 is: 58,549.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,360.96 : 152,047.68 = 39,031.52 : x
  2. Step 2: Convert to fraction form
    101,360.96/152,047.68 = 39,031.52/x
  3. Step 3: Cross multiply
    101,360.96x = 152,047.68 × 39,031.52
  4. Step 4: Simplify right side
    101,360.96x = 5,934,652,062.87
  5. Step 5: Solve for x
    x = 5,934,652,062.87/101,360.96
  6. Step 6: Final answer
    x = 58,549.68

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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.