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Finding the Fourth Proportional to 88,361.60, 132,607.20 and 58,769.60

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Solution

The fourth proportional to 88,361.60, 132,607.20 and 58,769.60 is: 88,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,361.60 : 132,607.20 = 58,769.60 : x
  2. Step 2: Convert to fraction form
    88,361.60/132,607.20 = 58,769.60/x
  3. Step 3: Cross multiply
    88,361.60x = 132,607.20 × 58,769.60
  4. Step 4: Simplify right side
    88,361.60x = 7,793,272,101.12
  5. Step 5: Solve for x
    x = 7,793,272,101.12/88,361.60
  6. Step 6: Final answer
    x = 88,197.50

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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.