Home / 96,780.68-133,489.14-88,849.16

Finding the Fourth Proportional to 96,780.68, 133,489.14 and 88,849.16

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Solution

The fourth proportional to 96,780.68, 133,489.14 and 88,849.16 is: 122,549.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,780.68 : 133,489.14 = 88,849.16 : x
  2. Step 2: Convert to fraction form
    96,780.68/133,489.14 = 88,849.16/x
  3. Step 3: Cross multiply
    96,780.68x = 133,489.14 × 88,849.16
  4. Step 4: Simplify right side
    96,780.68x = 11,860,397,958.12
  5. Step 5: Solve for x
    x = 11,860,397,958.12/96,780.68
  6. Step 6: Final answer
    x = 122,549.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.