Home / 56,420.70-77,868.86-32,542.71

Finding the Fourth Proportional to 56,420.70, 77,868.86 and 32,542.71

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Solution

The fourth proportional to 56,420.70, 77,868.86 and 32,542.71 is: 44,913.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,420.70 : 77,868.86 = 32,542.71 : x
  2. Step 2: Convert to fraction form
    56,420.70/77,868.86 = 32,542.71/x
  3. Step 3: Cross multiply
    56,420.70x = 77,868.86 × 32,542.71
  4. Step 4: Simplify right side
    56,420.70x = 2,534,063,566.30
  5. Step 5: Solve for x
    x = 2,534,063,566.30/56,420.70
  6. Step 6: Final answer
    x = 44,913.72

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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.