Home / 85,227.68-127,840.44-26,065.28

Finding the Fourth Proportional to 85,227.68, 127,840.44 and 26,065.28

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Solution

The fourth proportional to 85,227.68, 127,840.44 and 26,065.28 is: 39,097.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,227.68 : 127,840.44 = 26,065.28 : x
  2. Step 2: Convert to fraction form
    85,227.68/127,840.44 = 26,065.28/x
  3. Step 3: Cross multiply
    85,227.68x = 127,840.44 × 26,065.28
  4. Step 4: Simplify right side
    85,227.68x = 3,332,196,863.92
  5. Step 5: Solve for x
    x = 3,332,196,863.92/85,227.68
  6. Step 6: Final answer
    x = 39,097.59

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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.