Home / 85,211.27-127,817.22-26,046.71

Finding the Fourth Proportional to 85,211.27, 127,817.22 and 26,046.71

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Solution

The fourth proportional to 85,211.27, 127,817.22 and 26,046.71 is: 39,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,211.27 : 127,817.22 = 26,046.71 : x
  2. Step 2: Convert to fraction form
    85,211.27/127,817.22 = 26,046.71/x
  3. Step 3: Cross multiply
    85,211.27x = 127,817.22 × 26,046.71
  4. Step 4: Simplify right side
    85,211.27x = 3,329,218,062.35
  5. Step 5: Solve for x
    x = 3,329,218,062.35/85,211.27
  6. Step 6: Final answer
    x = 39,070.16

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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.