Home / 32,120.55-48,165.84-17,123.91

Finding the Fourth Proportional to 32,120.55, 48,165.84 and 17,123.91

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Solution

The fourth proportional to 32,120.55, 48,165.84 and 17,123.91 is: 25,677.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,120.55 : 48,165.84 = 17,123.91 : x
  2. Step 2: Convert to fraction form
    32,120.55/48,165.84 = 17,123.91/x
  3. Step 3: Cross multiply
    32,120.55x = 48,165.84 × 17,123.91
  4. Step 4: Simplify right side
    32,120.55x = 824,787,328.61
  5. Step 5: Solve for x
    x = 824,787,328.61/32,120.55
  6. Step 6: Final answer
    x = 25,677.87

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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.