Home / 106,440.12-146,897.22-61,124.04

Finding the Fourth Proportional to 106,440.12, 146,897.22 and 61,124.04

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Solution

The fourth proportional to 106,440.12, 146,897.22 and 61,124.04 is: 84,356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,440.12 : 146,897.22 = 61,124.04 : x
  2. Step 2: Convert to fraction form
    106,440.12/146,897.22 = 61,124.04/x
  3. Step 3: Cross multiply
    106,440.12x = 146,897.22 × 61,124.04
  4. Step 4: Simplify right side
    106,440.12x = 8,978,951,551.17
  5. Step 5: Solve for x
    x = 8,978,951,551.17/106,440.12
  6. Step 6: Final answer
    x = 84,356.83

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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.