Home / 83,037.10-124,555.65-49,794.70

Finding the Fourth Proportional to 83,037.10, 124,555.65 and 49,794.70

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Solution

The fourth proportional to 83,037.10, 124,555.65 and 49,794.70 is: 74,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,037.10 : 124,555.65 = 49,794.70 : x
  2. Step 2: Convert to fraction form
    83,037.10/124,555.65 = 49,794.70/x
  3. Step 3: Cross multiply
    83,037.10x = 124,555.65 × 49,794.70
  4. Step 4: Simplify right side
    83,037.10x = 6,202,211,225.06
  5. Step 5: Solve for x
    x = 6,202,211,225.06/83,037.10
  6. Step 6: Final answer
    x = 74,692.05

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Similar ratio
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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.