Home / 121,466.41-167,623.90-67,750.04

Finding the Fourth Proportional to 121,466.41, 167,623.90 and 67,750.04

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Solution

The fourth proportional to 121,466.41, 167,623.90 and 67,750.04 is: 93,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,466.41 : 167,623.90 = 67,750.04 : x
  2. Step 2: Convert to fraction form
    121,466.41/167,623.90 = 67,750.04/x
  3. Step 3: Cross multiply
    121,466.41x = 167,623.90 × 67,750.04
  4. Step 4: Simplify right side
    121,466.41x = 11,356,526,179.64
  5. Step 5: Solve for x
    x = 11,356,526,179.64/121,466.41
  6. Step 6: Final answer
    x = 93,495.20

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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.