Home / 96,637.92-144,970.56-30,084.78

Finding the Fourth Proportional to 96,637.92, 144,970.56 and 30,084.78

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Solution

The fourth proportional to 96,637.92, 144,970.56 and 30,084.78 is: 45,131.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,637.92 : 144,970.56 = 30,084.78 : x
  2. Step 2: Convert to fraction form
    96,637.92/144,970.56 = 30,084.78/x
  3. Step 3: Cross multiply
    96,637.92x = 144,970.56 × 30,084.78
  4. Step 4: Simplify right side
    96,637.92x = 4,361,407,404.08
  5. Step 5: Solve for x
    x = 4,361,407,404.08/96,637.92
  6. Step 6: Final answer
    x = 45,131.43

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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.