Home / 125,186.86-172,758.54-68,600.26

Finding the Fourth Proportional to 125,186.86, 172,758.54 and 68,600.26

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Solution

The fourth proportional to 125,186.86, 172,758.54 and 68,600.26 is: 94,668.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,186.86 : 172,758.54 = 68,600.26 : x
  2. Step 2: Convert to fraction form
    125,186.86/172,758.54 = 68,600.26/x
  3. Step 3: Cross multiply
    125,186.86x = 172,758.54 × 68,600.26
  4. Step 4: Simplify right side
    125,186.86x = 11,851,280,761.22
  5. Step 5: Solve for x
    x = 11,851,280,761.22/125,186.86
  6. Step 6: Final answer
    x = 94,668.73

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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.