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Finding the Fourth Proportional to 59,793.60, 89,690.40 and 26,478.30

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Solution

The fourth proportional to 59,793.60, 89,690.40 and 26,478.30 is: 39,717.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,793.60 : 89,690.40 = 26,478.30 : x
  2. Step 2: Convert to fraction form
    59,793.60/89,690.40 = 26,478.30/x
  3. Step 3: Cross multiply
    59,793.60x = 89,690.40 × 26,478.30
  4. Step 4: Simplify right side
    59,793.60x = 2,374,849,318.32
  5. Step 5: Solve for x
    x = 2,374,849,318.32/59,793.60
  6. Step 6: Final answer
    x = 39,717.45

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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.