Home / 124,761.06-172,175.22-71,048.34

Finding the Fourth Proportional to 124,761.06, 172,175.22 and 71,048.34

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Solution

The fourth proportional to 124,761.06, 172,175.22 and 71,048.34 is: 98,049.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,761.06 : 172,175.22 = 71,048.34 : x
  2. Step 2: Convert to fraction form
    124,761.06/172,175.22 = 71,048.34/x
  3. Step 3: Cross multiply
    124,761.06x = 172,175.22 × 71,048.34
  4. Step 4: Simplify right side
    124,761.06x = 12,232,763,570.13
  5. Step 5: Solve for x
    x = 12,232,763,570.13/124,761.06
  6. Step 6: Final answer
    x = 98,049.53

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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.