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Finding the Fourth Proportional to 55,248.96, 82,873.38 and 13,695.96

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Solution

The fourth proportional to 55,248.96, 82,873.38 and 13,695.96 is: 20,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248.96 : 82,873.38 = 13,695.96 : x
  2. Step 2: Convert to fraction form
    55,248.96/82,873.38 = 13,695.96/x
  3. Step 3: Cross multiply
    55,248.96x = 82,873.38 × 13,695.96
  4. Step 4: Simplify right side
    55,248.96x = 1,135,030,497.54
  5. Step 5: Solve for x
    x = 1,135,030,497.54/55,248.96
  6. Step 6: Final answer
    x = 20,543.93

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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.