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Finding the Fourth Proportional to 110,776.59, 152,884.85 and 62,380.08

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Solution

The fourth proportional to 110,776.59, 152,884.85 and 62,380.08 is: 86,091.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,776.59 : 152,884.85 = 62,380.08 : x
  2. Step 2: Convert to fraction form
    110,776.59/152,884.85 = 62,380.08/x
  3. Step 3: Cross multiply
    110,776.59x = 152,884.85 × 62,380.08
  4. Step 4: Simplify right side
    110,776.59x = 9,536,968,861.89
  5. Step 5: Solve for x
    x = 9,536,968,861.89/110,776.59
  6. Step 6: Final answer
    x = 86,091.92

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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.