Home / 38,343.71-57,486.86-25,828.61

Finding the Fourth Proportional to 38,343.71, 57,486.86 and 25,828.61

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Solution

The fourth proportional to 38,343.71, 57,486.86 and 25,828.61 is: 38,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,343.71 : 57,486.86 = 25,828.61 : x
  2. Step 2: Convert to fraction form
    38,343.71/57,486.86 = 25,828.61/x
  3. Step 3: Cross multiply
    38,343.71x = 57,486.86 × 25,828.61
  4. Step 4: Simplify right side
    38,343.71x = 1,484,805,464.20
  5. Step 5: Solve for x
    x = 1,484,805,464.20/38,343.71
  6. Step 6: Final answer
    x = 38,723.57

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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.