Home / 48,414.04-72,624.68-13,353.40

Finding the Fourth Proportional to 48,414.04, 72,624.68 and 13,353.40

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Solution

The fourth proportional to 48,414.04, 72,624.68 and 13,353.40 is: 20,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,414.04 : 72,624.68 = 13,353.40 : x
  2. Step 2: Convert to fraction form
    48,414.04/72,624.68 = 13,353.40/x
  3. Step 3: Cross multiply
    48,414.04x = 72,624.68 × 13,353.40
  4. Step 4: Simplify right side
    48,414.04x = 969,786,401.91
  5. Step 5: Solve for x
    x = 969,786,401.91/48,414.04
  6. Step 6: Final answer
    x = 20,031.10

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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.