Home / 56,420.20-77,868.17-32,542.21

Finding the Fourth Proportional to 56,420.20, 77,868.17 and 32,542.21

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Solution

The fourth proportional to 56,420.20, 77,868.17 and 32,542.21 is: 44,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,420.20 : 77,868.17 = 32,542.21 : x
  2. Step 2: Convert to fraction form
    56,420.20/77,868.17 = 32,542.21/x
  3. Step 3: Cross multiply
    56,420.20x = 77,868.17 × 32,542.21
  4. Step 4: Simplify right side
    56,420.20x = 2,534,002,340.46
  5. Step 5: Solve for x
    x = 2,534,002,340.46/56,420.20
  6. Step 6: Final answer
    x = 44,913.03

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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.