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Finding the Fourth Proportional to 55,902.81, 83,854.80 and 16,460.67

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Solution

The fourth proportional to 55,902.81, 83,854.80 and 16,460.67 is: 24,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,902.81 : 83,854.80 = 16,460.67 : x
  2. Step 2: Convert to fraction form
    55,902.81/83,854.80 = 16,460.67/x
  3. Step 3: Cross multiply
    55,902.81x = 83,854.80 × 16,460.67
  4. Step 4: Simplify right side
    55,902.81x = 1,380,306,190.72
  5. Step 5: Solve for x
    x = 1,380,306,190.72/55,902.81
  6. Step 6: Final answer
    x = 24,691.18

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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.