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Finding the Fourth Proportional to 58,914.80, 88,372.20 and 52,463.60

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Solution

The fourth proportional to 58,914.80, 88,372.20 and 52,463.60 is: 78,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,914.80 : 88,372.20 = 52,463.60 : x
  2. Step 2: Convert to fraction form
    58,914.80/88,372.20 = 52,463.60/x
  3. Step 3: Cross multiply
    58,914.80x = 88,372.20 × 52,463.60
  4. Step 4: Simplify right side
    58,914.80x = 4,636,323,751.92
  5. Step 5: Solve for x
    x = 4,636,323,751.92/58,914.80
  6. Step 6: Final answer
    x = 78,695.40

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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.