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Finding the Fourth Proportional to 111,230.52, 153,500.60 and 63,482.92

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Solution

The fourth proportional to 111,230.52, 153,500.60 and 63,482.92 is: 87,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,230.52 : 153,500.60 = 63,482.92 : x
  2. Step 2: Convert to fraction form
    111,230.52/153,500.60 = 63,482.92/x
  3. Step 3: Cross multiply
    111,230.52x = 153,500.60 × 63,482.92
  4. Step 4: Simplify right side
    111,230.52x = 9,744,666,309.75
  5. Step 5: Solve for x
    x = 9,744,666,309.75/111,230.52
  6. Step 6: Final answer
    x = 87,607.85

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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.