Home / 84,372.83-116,401.02-48,543.56

Finding the Fourth Proportional to 84,372.83, 116,401.02 and 48,543.56

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Solution

The fourth proportional to 84,372.83, 116,401.02 and 48,543.56 is: 66,970.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,372.83 : 116,401.02 = 48,543.56 : x
  2. Step 2: Convert to fraction form
    84,372.83/116,401.02 = 48,543.56/x
  3. Step 3: Cross multiply
    84,372.83x = 116,401.02 × 48,543.56
  4. Step 4: Simplify right side
    84,372.83x = 5,650,519,898.43
  5. Step 5: Solve for x
    x = 5,650,519,898.43/84,372.83
  6. Step 6: Final answer
    x = 66,970.85

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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.