Home / 124,723.92-172,110.78-71,014.44

Finding the Fourth Proportional to 124,723.92, 172,110.78 and 71,014.44

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Solution

The fourth proportional to 124,723.92, 172,110.78 and 71,014.44 is: 97,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,723.92 : 172,110.78 = 71,014.44 : x
  2. Step 2: Convert to fraction form
    124,723.92/172,110.78 = 71,014.44/x
  3. Step 3: Cross multiply
    124,723.92x = 172,110.78 × 71,014.44
  4. Step 4: Simplify right side
    124,723.92x = 12,222,350,659.66
  5. Step 5: Solve for x
    x = 12,222,350,659.66/124,723.92
  6. Step 6: Final answer
    x = 97,995.24

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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.