Home / 125,186.02-172,751.07-68,596.18

Finding the Fourth Proportional to 125,186.02, 172,751.07 and 68,596.18

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Solution

The fourth proportional to 125,186.02, 172,751.07 and 68,596.18 is: 94,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,186.02 : 172,751.07 = 68,596.18 : x
  2. Step 2: Convert to fraction form
    125,186.02/172,751.07 = 68,596.18/x
  3. Step 3: Cross multiply
    125,186.02x = 172,751.07 × 68,596.18
  4. Step 4: Simplify right side
    125,186.02x = 11,850,063,492.91
  5. Step 5: Solve for x
    x = 11,850,063,492.91/125,186.02
  6. Step 6: Final answer
    x = 94,659.64

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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.