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Finding the Fourth Proportional to 107,152.59, 147,874.08 and 59,410.38

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Solution

The fourth proportional to 107,152.59, 147,874.08 and 59,410.38 is: 81,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,152.59 : 147,874.08 = 59,410.38 : x
  2. Step 2: Convert to fraction form
    107,152.59/147,874.08 = 59,410.38/x
  3. Step 3: Cross multiply
    107,152.59x = 147,874.08 × 59,410.38
  4. Step 4: Simplify right side
    107,152.59x = 8,785,255,284.95
  5. Step 5: Solve for x
    x = 8,785,255,284.95/107,152.59
  6. Step 6: Final answer
    x = 81,988.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.