Home / 106,113.17-159,120.55-61,752.61

Finding the Fourth Proportional to 106,113.17, 159,120.55 and 61,752.61

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Solution

The fourth proportional to 106,113.17, 159,120.55 and 61,752.61 is: 92,600.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,113.17 : 159,120.55 = 61,752.61 : x
  2. Step 2: Convert to fraction form
    106,113.17/159,120.55 = 61,752.61/x
  3. Step 3: Cross multiply
    106,113.17x = 159,120.55 × 61,752.61
  4. Step 4: Simplify right side
    106,113.17x = 9,826,109,543.23
  5. Step 5: Solve for x
    x = 9,826,109,543.23/106,113.17
  6. Step 6: Final answer
    x = 92,600.28

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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.