Home / 115,032.10-172,557.38-40,150.59

Finding the Fourth Proportional to 115,032.10, 172,557.38 and 40,150.59

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Solution

The fourth proportional to 115,032.10, 172,557.38 and 40,150.59 is: 60,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,032.10 : 172,557.38 = 40,150.59 : x
  2. Step 2: Convert to fraction form
    115,032.10/172,557.38 = 40,150.59/x
  3. Step 3: Cross multiply
    115,032.10x = 172,557.38 × 40,150.59
  4. Step 4: Simplify right side
    115,032.10x = 6,928,279,786.83
  5. Step 5: Solve for x
    x = 6,928,279,786.83/115,032.10
  6. Step 6: Final answer
    x = 60,229.10

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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.