Home / 106,943.22-147,580.92-59,195.61

Finding the Fourth Proportional to 106,943.22, 147,580.92 and 59,195.61

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Solution

The fourth proportional to 106,943.22, 147,580.92 and 59,195.61 is: 81,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,943.22 : 147,580.92 = 59,195.61 : x
  2. Step 2: Convert to fraction form
    106,943.22/147,580.92 = 59,195.61/x
  3. Step 3: Cross multiply
    106,943.22x = 147,580.92 × 59,195.61
  4. Step 4: Simplify right side
    106,943.22x = 8,736,142,583.76
  5. Step 5: Solve for x
    x = 8,736,142,583.76/106,943.22
  6. Step 6: Final answer
    x = 81,689.54

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1.5x scale

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.