Home / 48,930.30-73,395.45-38,432.70

Finding the Fourth Proportional to 48,930.30, 73,395.45 and 38,432.70

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Solution

The fourth proportional to 48,930.30, 73,395.45 and 38,432.70 is: 57,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,930.30 : 73,395.45 = 38,432.70 : x
  2. Step 2: Convert to fraction form
    48,930.30/73,395.45 = 38,432.70/x
  3. Step 3: Cross multiply
    48,930.30x = 73,395.45 × 38,432.70
  4. Step 4: Simplify right side
    48,930.30x = 2,820,785,311.22
  5. Step 5: Solve for x
    x = 2,820,785,311.22/48,930.30
  6. Step 6: Final answer
    x = 57,649.05

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1.5x scale

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.