Home / 96,859.74-145,508.33-57,442.71

Finding the Fourth Proportional to 96,859.74, 145,508.33 and 57,442.71

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Solution

The fourth proportional to 96,859.74, 145,508.33 and 57,442.71 is: 86,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,859.74 : 145,508.33 = 57,442.71 : x
  2. Step 2: Convert to fraction form
    96,859.74/145,508.33 = 57,442.71/x
  3. Step 3: Cross multiply
    96,859.74x = 145,508.33 × 57,442.71
  4. Step 4: Simplify right side
    96,859.74x = 8,358,392,515.56
  5. Step 5: Solve for x
    x = 8,358,392,515.56/96,859.74
  6. Step 6: Final answer
    x = 86,293.77

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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.