Home / 121,267.57-167,327.04-67,551.25

Finding the Fourth Proportional to 121,267.57, 167,327.04 and 67,551.25

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Solution

The fourth proportional to 121,267.57, 167,327.04 and 67,551.25 is: 93,208.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,267.57 : 167,327.04 = 67,551.25 : x
  2. Step 2: Convert to fraction form
    121,267.57/167,327.04 = 67,551.25/x
  3. Step 3: Cross multiply
    121,267.57x = 167,327.04 × 67,551.25
  4. Step 4: Simplify right side
    121,267.57x = 11,303,150,710.80
  5. Step 5: Solve for x
    x = 11,303,150,710.80/121,267.57
  6. Step 6: Final answer
    x = 93,208.35

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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.