Home / 106,319.12-159,426.52-60,721.52

Finding the Fourth Proportional to 106,319.12, 159,426.52 and 60,721.52

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Solution

The fourth proportional to 106,319.12, 159,426.52 and 60,721.52 is: 91,052.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,319.12 : 159,426.52 = 60,721.52 : x
  2. Step 2: Convert to fraction form
    106,319.12/159,426.52 = 60,721.52/x
  3. Step 3: Cross multiply
    106,319.12x = 159,426.52 × 60,721.52
  4. Step 4: Simplify right side
    106,319.12x = 9,680,620,622.71
  5. Step 5: Solve for x
    x = 9,680,620,622.71/106,319.12
  6. Step 6: Final answer
    x = 91,052.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.