Home / 48,342.24-66,712.92-36,221.20

Finding the Fourth Proportional to 48,342.24, 66,712.92 and 36,221.20

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Solution

The fourth proportional to 48,342.24, 66,712.92 and 36,221.20 is: 49,985.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.24 : 66,712.92 = 36,221.20 : x
  2. Step 2: Convert to fraction form
    48,342.24/66,712.92 = 36,221.20/x
  3. Step 3: Cross multiply
    48,342.24x = 66,712.92 × 36,221.20
  4. Step 4: Simplify right side
    48,342.24x = 2,416,422,017.90
  5. Step 5: Solve for x
    x = 2,416,422,017.90/48,342.24
  6. Step 6: Final answer
    x = 49,985.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.