Home / 141,949.68-195,904.40-106,077.40

Finding the Fourth Proportional to 141,949.68, 195,904.40 and 106,077.40

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Solution

The fourth proportional to 141,949.68, 195,904.40 and 106,077.40 is: 146,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,949.68 : 195,904.40 = 106,077.40 : x
  2. Step 2: Convert to fraction form
    141,949.68/195,904.40 = 106,077.40/x
  3. Step 3: Cross multiply
    141,949.68x = 195,904.40 × 106,077.40
  4. Step 4: Simplify right side
    141,949.68x = 20,781,029,400.56
  5. Step 5: Solve for x
    x = 20,781,029,400.56/141,949.68
  6. Step 6: Final answer
    x = 146,397.16

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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.