Home / 102,901.57-141,959.11-60,440.96

Finding the Fourth Proportional to 102,901.57, 141,959.11 and 60,440.96

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Solution

The fourth proportional to 102,901.57, 141,959.11 and 60,440.96 is: 83,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,901.57 : 141,959.11 = 60,440.96 : x
  2. Step 2: Convert to fraction form
    102,901.57/141,959.11 = 60,440.96/x
  3. Step 3: Cross multiply
    102,901.57x = 141,959.11 × 60,440.96
  4. Step 4: Simplify right side
    102,901.57x = 8,580,144,889.15
  5. Step 5: Solve for x
    x = 8,580,144,889.15/102,901.57
  6. Step 6: Final answer
    x = 83,382.06

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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.