Home / 115,229.08-172,724.91-44,132.32

Finding the Fourth Proportional to 115,229.08, 172,724.91 and 44,132.32

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Solution

The fourth proportional to 115,229.08, 172,724.91 and 44,132.32 is: 66,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,229.08 : 172,724.91 = 44,132.32 : x
  2. Step 2: Convert to fraction form
    115,229.08/172,724.91 = 44,132.32/x
  3. Step 3: Cross multiply
    115,229.08x = 172,724.91 × 44,132.32
  4. Step 4: Simplify right side
    115,229.08x = 7,622,751,000.09
  5. Step 5: Solve for x
    x = 7,622,751,000.09/115,229.08
  6. Step 6: Final answer
    x = 66,153.01

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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.