Home / 121,732.12-167,973.58-68,010.44

Finding the Fourth Proportional to 121,732.12, 167,973.58 and 68,010.44

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Solution

The fourth proportional to 121,732.12, 167,973.58 and 68,010.44 is: 93,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,732.12 : 167,973.58 = 68,010.44 : x
  2. Step 2: Convert to fraction form
    121,732.12/167,973.58 = 68,010.44/x
  3. Step 3: Cross multiply
    121,732.12x = 167,973.58 × 68,010.44
  4. Step 4: Simplify right side
    121,732.12x = 11,423,957,084.18
  5. Step 5: Solve for x
    x = 11,423,957,084.18/121,732.12
  6. Step 6: Final answer
    x = 93,845.05

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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.