Home / 83,925.20-126,033.60-44,559.20

Finding the Fourth Proportional to 83,925.20, 126,033.60 and 44,559.20

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Solution

The fourth proportional to 83,925.20, 126,033.60 and 44,559.20 is: 66,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,925.20 : 126,033.60 = 44,559.20 : x
  2. Step 2: Convert to fraction form
    83,925.20/126,033.60 = 44,559.20/x
  3. Step 3: Cross multiply
    83,925.20x = 126,033.60 × 44,559.20
  4. Step 4: Simplify right side
    83,925.20x = 5,615,956,389.12
  5. Step 5: Solve for x
    x = 5,615,956,389.12/83,925.20
  6. Step 6: Final answer
    x = 66,916.21

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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.