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Finding the Fourth Proportional to 62,591.60, 93,877.58 and 20,471.34

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Solution

The fourth proportional to 62,591.60, 93,877.58 and 20,471.34 is: 30,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,591.60 : 93,877.58 = 20,471.34 : x
  2. Step 2: Convert to fraction form
    62,591.60/93,877.58 = 20,471.34/x
  3. Step 3: Cross multiply
    62,591.60x = 93,877.58 × 20,471.34
  4. Step 4: Simplify right side
    62,591.60x = 1,921,799,858.56
  5. Step 5: Solve for x
    x = 1,921,799,858.56/62,591.60
  6. Step 6: Final answer
    x = 30,703.80

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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.