Home / 55,363.97-76,407.91-32,710.30

Finding the Fourth Proportional to 55,363.97, 76,407.91 and 32,710.30

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Solution

The fourth proportional to 55,363.97, 76,407.91 and 32,710.30 is: 45,143.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,363.97 : 76,407.91 = 32,710.30 : x
  2. Step 2: Convert to fraction form
    55,363.97/76,407.91 = 32,710.30/x
  3. Step 3: Cross multiply
    55,363.97x = 76,407.91 × 32,710.30
  4. Step 4: Simplify right side
    55,363.97x = 2,499,325,385.68
  5. Step 5: Solve for x
    x = 2,499,325,385.68/55,363.97
  6. Step 6: Final answer
    x = 45,143.53

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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.