Home / 56,391.40-77,820.10-32,517.73

Finding the Fourth Proportional to 56,391.40, 77,820.10 and 32,517.73

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Solution

The fourth proportional to 56,391.40, 77,820.10 and 32,517.73 is: 44,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,391.40 : 77,820.10 = 32,517.73 : x
  2. Step 2: Convert to fraction form
    56,391.40/77,820.10 = 32,517.73/x
  3. Step 3: Cross multiply
    56,391.40x = 77,820.10 × 32,517.73
  4. Step 4: Simplify right side
    56,391.40x = 2,530,533,000.37
  5. Step 5: Solve for x
    x = 2,530,533,000.37/56,391.40
  6. Step 6: Final answer
    x = 44,874.45

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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.