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Finding the Fourth Proportional to 88,910.80, 133,657.80 and 62,796.40

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Solution

The fourth proportional to 88,910.80, 133,657.80 and 62,796.40 is: 94,400.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,910.80 : 133,657.80 = 62,796.40 : x
  2. Step 2: Convert to fraction form
    88,910.80/133,657.80 = 62,796.40/x
  3. Step 3: Cross multiply
    88,910.80x = 133,657.80 × 62,796.40
  4. Step 4: Simplify right side
    88,910.80x = 8,393,228,671.92
  5. Step 5: Solve for x
    x = 8,393,228,671.92/88,910.80
  6. Step 6: Final answer
    x = 94,400.55

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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.