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Finding the Fourth Proportional to 86,591.92, 119,463.93 and 52,587.52

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Solution

The fourth proportional to 86,591.92, 119,463.93 and 52,587.52 is: 72,550.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,591.92 : 119,463.93 = 52,587.52 : x
  2. Step 2: Convert to fraction form
    86,591.92/119,463.93 = 52,587.52/x
  3. Step 3: Cross multiply
    86,591.92x = 119,463.93 × 52,587.52
  4. Step 4: Simplify right side
    86,591.92x = 6,282,311,808.15
  5. Step 5: Solve for x
    x = 6,282,311,808.15/86,591.92
  6. Step 6: Final answer
    x = 72,550.79

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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.