Home / 48,201.10-72,301.65-47,763.70

Finding the Fourth Proportional to 48,201.10, 72,301.65 and 47,763.70

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Solution

The fourth proportional to 48,201.10, 72,301.65 and 47,763.70 is: 71,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,201.10 : 72,301.65 = 47,763.70 : x
  2. Step 2: Convert to fraction form
    48,201.10/72,301.65 = 47,763.70/x
  3. Step 3: Cross multiply
    48,201.10x = 72,301.65 × 47,763.70
  4. Step 4: Simplify right side
    48,201.10x = 3,453,394,320.11
  5. Step 5: Solve for x
    x = 3,453,394,320.11/48,201.10
  6. Step 6: Final answer
    x = 71,645.55

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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.