Home / 71,123.15-98,146-44,264.81

Finding the Fourth Proportional to 71,123.15, 98,146 and 44,264.81

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Solution

The fourth proportional to 71,123.15, 98,146 and 44,264.81 is: 61,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,123.15 : 98,146 = 44,264.81 : x
  2. Step 2: Convert to fraction form
    71,123.15/98,146 = 44,264.81/x
  3. Step 3: Cross multiply
    71,123.15x = 98,146 × 44,264.81
  4. Step 4: Simplify right side
    71,123.15x = 4,344,414,042.26
  5. Step 5: Solve for x
    x = 4,344,414,042.26/71,123.15
  6. Step 6: Final answer
    x = 61,082.98

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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.