Home / 85,097.61-127,636.68-22,772.97

Finding the Fourth Proportional to 85,097.61, 127,636.68 and 22,772.97

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Solution

The fourth proportional to 85,097.61, 127,636.68 and 22,772.97 is: 34,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,097.61 : 127,636.68 = 22,772.97 : x
  2. Step 2: Convert to fraction form
    85,097.61/127,636.68 = 22,772.97/x
  3. Step 3: Cross multiply
    85,097.61x = 127,636.68 × 22,772.97
  4. Step 4: Simplify right side
    85,097.61x = 2,906,666,284.54
  5. Step 5: Solve for x
    x = 2,906,666,284.54/85,097.61
  6. Step 6: Final answer
    x = 34,156.85

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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.