Home / 96,859.50-145,295.40-25,780.97

Finding the Fourth Proportional to 96,859.50, 145,295.40 and 25,780.97

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Solution

The fourth proportional to 96,859.50, 145,295.40 and 25,780.97 is: 38,673.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,859.50 : 145,295.40 = 25,780.97 : x
  2. Step 2: Convert to fraction form
    96,859.50/145,295.40 = 25,780.97/x
  3. Step 3: Cross multiply
    96,859.50x = 145,295.40 × 25,780.97
  4. Step 4: Simplify right side
    96,859.50x = 3,745,856,386.61
  5. Step 5: Solve for x
    x = 3,745,856,386.61/96,859.50
  6. Step 6: Final answer
    x = 38,673.09

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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.