Home / 48,311.40-72,474.30-17,144.04

Finding the Fourth Proportional to 48,311.40, 72,474.30 and 17,144.04

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Solution

The fourth proportional to 48,311.40, 72,474.30 and 17,144.04 is: 25,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,311.40 : 72,474.30 = 17,144.04 : x
  2. Step 2: Convert to fraction form
    48,311.40/72,474.30 = 17,144.04/x
  3. Step 3: Cross multiply
    48,311.40x = 72,474.30 × 17,144.04
  4. Step 4: Simplify right side
    48,311.40x = 1,242,502,298.17
  5. Step 5: Solve for x
    x = 1,242,502,298.17/48,311.40
  6. Step 6: Final answer
    x = 25,718.62

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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.