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Finding the Fourth Proportional to 101,348.80, 152,023.20 and 59,358.40

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Solution

The fourth proportional to 101,348.80, 152,023.20 and 59,358.40 is: 89,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,348.80 : 152,023.20 = 59,358.40 : x
  2. Step 2: Convert to fraction form
    101,348.80/152,023.20 = 59,358.40/x
  3. Step 3: Cross multiply
    101,348.80x = 152,023.20 × 59,358.40
  4. Step 4: Simplify right side
    101,348.80x = 9,023,853,914.88
  5. Step 5: Solve for x
    x = 9,023,853,914.88/101,348.80
  6. Step 6: Final answer
    x = 89,037.60

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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.