Home / 115,104.80-172,759.76-58,983.12

Finding the Fourth Proportional to 115,104.80, 172,759.76 and 58,983.12

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Solution

The fourth proportional to 115,104.80, 172,759.76 and 58,983.12 is: 88,527.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,104.80 : 172,759.76 = 58,983.12 : x
  2. Step 2: Convert to fraction form
    115,104.80/172,759.76 = 58,983.12/x
  3. Step 3: Cross multiply
    115,104.80x = 172,759.76 × 58,983.12
  4. Step 4: Simplify right side
    115,104.80x = 10,189,909,655.25
  5. Step 5: Solve for x
    x = 10,189,909,655.25/115,104.80
  6. Step 6: Final answer
    x = 88,527.23

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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.