Home / 72,306.84-108,420.02-22,372.77

Finding the Fourth Proportional to 72,306.84, 108,420.02 and 22,372.77

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Solution

The fourth proportional to 72,306.84, 108,420.02 and 22,372.77 is: 33,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,306.84 : 108,420.02 = 22,372.77 : x
  2. Step 2: Convert to fraction form
    72,306.84/108,420.02 = 22,372.77/x
  3. Step 3: Cross multiply
    72,306.84x = 108,420.02 × 22,372.77
  4. Step 4: Simplify right side
    72,306.84x = 2,425,656,170.86
  5. Step 5: Solve for x
    x = 2,425,656,170.86/72,306.84
  6. Step 6: Final answer
    x = 33,546.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.