Home / 83,741.77-125,510.46-39,309.22

Finding the Fourth Proportional to 83,741.77, 125,510.46 and 39,309.22

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Solution

The fourth proportional to 83,741.77, 125,510.46 and 39,309.22 is: 58,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,741.77 : 125,510.46 = 39,309.22 : x
  2. Step 2: Convert to fraction form
    83,741.77/125,510.46 = 39,309.22/x
  3. Step 3: Cross multiply
    83,741.77x = 125,510.46 × 39,309.22
  4. Step 4: Simplify right side
    83,741.77x = 4,933,718,284.44
  5. Step 5: Solve for x
    x = 4,933,718,284.44/83,741.77
  6. Step 6: Final answer
    x = 58,915.86

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1.5x scale

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.