Home / 121,267.30-167,354.03-67,552.33

Finding the Fourth Proportional to 121,267.30, 167,354.03 and 67,552.33

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Solution

The fourth proportional to 121,267.30, 167,354.03 and 67,552.33 is: 93,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,267.30 : 167,354.03 = 67,552.33 : x
  2. Step 2: Convert to fraction form
    121,267.30/167,354.03 = 67,552.33/x
  3. Step 3: Cross multiply
    121,267.30x = 167,354.03 × 67,552.33
  4. Step 4: Simplify right side
    121,267.30x = 11,305,154,661.39
  5. Step 5: Solve for x
    x = 11,305,154,661.39/121,267.30
  6. Step 6: Final answer
    x = 93,225.09

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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.