Home / 149,258.24-205,990.92-111,466.88

Finding the Fourth Proportional to 149,258.24, 205,990.92 and 111,466.88

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Solution

The fourth proportional to 149,258.24, 205,990.92 and 111,466.88 is: 153,835.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,258.24 : 205,990.92 = 111,466.88 : x
  2. Step 2: Convert to fraction form
    149,258.24/205,990.92 = 111,466.88/x
  3. Step 3: Cross multiply
    149,258.24x = 205,990.92 × 111,466.88
  4. Step 4: Simplify right side
    149,258.24x = 22,961,165,160.73
  5. Step 5: Solve for x
    x = 22,961,165,160.73/149,258.24
  6. Step 6: Final answer
    x = 153,835.16

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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.