Home / 115,130.92-172,585.56-58,997.56

Finding the Fourth Proportional to 115,130.92, 172,585.56 and 58,997.56

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Solution

The fourth proportional to 115,130.92, 172,585.56 and 58,997.56 is: 88,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,130.92 : 172,585.56 = 58,997.56 : x
  2. Step 2: Convert to fraction form
    115,130.92/172,585.56 = 58,997.56/x
  3. Step 3: Cross multiply
    115,130.92x = 172,585.56 × 58,997.56
  4. Step 4: Simplify right side
    115,130.92x = 10,182,126,931.23
  5. Step 5: Solve for x
    x = 10,182,126,931.23/115,130.92
  6. Step 6: Final answer
    x = 88,439.55

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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.