Home / 48,171.28-72,271.50-34,158.38

Finding the Fourth Proportional to 48,171.28, 72,271.50 and 34,158.38

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Solution

The fourth proportional to 48,171.28, 72,271.50 and 34,158.38 is: 51,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,171.28 : 72,271.50 = 34,158.38 : x
  2. Step 2: Convert to fraction form
    48,171.28/72,271.50 = 34,158.38/x
  3. Step 3: Cross multiply
    48,171.28x = 72,271.50 × 34,158.38
  4. Step 4: Simplify right side
    48,171.28x = 2,468,677,360.17
  5. Step 5: Solve for x
    x = 2,468,677,360.17/48,171.28
  6. Step 6: Final answer
    x = 51,247.91

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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.