Home / 49,269.95-67,988.08-27,763.20

Finding the Fourth Proportional to 49,269.95, 67,988.08 and 27,763.20

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Solution

The fourth proportional to 49,269.95, 67,988.08 and 27,763.20 is: 38,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,269.95 : 67,988.08 = 27,763.20 : x
  2. Step 2: Convert to fraction form
    49,269.95/67,988.08 = 27,763.20/x
  3. Step 3: Cross multiply
    49,269.95x = 67,988.08 × 27,763.20
  4. Step 4: Simplify right side
    49,269.95x = 1,887,566,589.00
  5. Step 5: Solve for x
    x = 1,887,566,589.00/49,269.95
  6. Step 6: Final answer
    x = 38,310.70

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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.