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Finding the Fourth Proportional to 101,305.60, 152,083.20 and 63,865.60

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Solution

The fourth proportional to 101,305.60, 152,083.20 and 63,865.60 is: 95,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,305.60 : 152,083.20 = 63,865.60 : x
  2. Step 2: Convert to fraction form
    101,305.60/152,083.20 = 63,865.60/x
  3. Step 3: Cross multiply
    101,305.60x = 152,083.20 × 63,865.60
  4. Step 4: Simplify right side
    101,305.60x = 9,712,884,817.92
  5. Step 5: Solve for x
    x = 9,712,884,817.92/101,305.60
  6. Step 6: Final answer
    x = 95,877.08

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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.