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Finding the Fourth Proportional to 130,339.92, 195,526.80 and 36,847.92

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Solution

The fourth proportional to 130,339.92, 195,526.80 and 36,847.92 is: 55,276.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,339.92 : 195,526.80 = 36,847.92 : x
  2. Step 2: Convert to fraction form
    130,339.92/195,526.80 = 36,847.92/x
  3. Step 3: Cross multiply
    130,339.92x = 195,526.80 × 36,847.92
  4. Step 4: Simplify right side
    130,339.92x = 7,204,755,884.26
  5. Step 5: Solve for x
    x = 7,204,755,884.26/130,339.92
  6. Step 6: Final answer
    x = 55,276.66

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1.5x scale

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.