Home / 106,727.10-159,959.43-59,881.56

Finding the Fourth Proportional to 106,727.10, 159,959.43 and 59,881.56

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Solution

The fourth proportional to 106,727.10, 159,959.43 and 59,881.56 is: 89,748.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,727.10 : 159,959.43 = 59,881.56 : x
  2. Step 2: Convert to fraction form
    106,727.10/159,959.43 = 59,881.56/x
  3. Step 3: Cross multiply
    106,727.10x = 159,959.43 × 59,881.56
  4. Step 4: Simplify right side
    106,727.10x = 9,578,620,205.11
  5. Step 5: Solve for x
    x = 9,578,620,205.11/106,727.10
  6. Step 6: Final answer
    x = 89,748.72

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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.