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Finding the Fourth Proportional to 32,117.70, 48,174.15 and 13,392.90

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Solution

The fourth proportional to 32,117.70, 48,174.15 and 13,392.90 is: 20,088.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,117.70 : 48,174.15 = 13,392.90 : x
  2. Step 2: Convert to fraction form
    32,117.70/48,174.15 = 13,392.90/x
  3. Step 3: Cross multiply
    32,117.70x = 48,174.15 × 13,392.90
  4. Step 4: Simplify right side
    32,117.70x = 645,191,573.54
  5. Step 5: Solve for x
    x = 645,191,573.54/32,117.70
  6. Step 6: Final answer
    x = 20,088.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.