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Finding the Fourth Proportional to 153,805.87, 230,707.36 and 48,624.85

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Solution

The fourth proportional to 153,805.87, 230,707.36 and 48,624.85 is: 72,936.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,805.87 : 230,707.36 = 48,624.85 : x
  2. Step 2: Convert to fraction form
    153,805.87/230,707.36 = 48,624.85/x
  3. Step 3: Cross multiply
    153,805.87x = 230,707.36 × 48,624.85
  4. Step 4: Simplify right side
    153,805.87x = 11,218,110,773.90
  5. Step 5: Solve for x
    x = 11,218,110,773.90/153,805.87
  6. Step 6: Final answer
    x = 72,936.82

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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.