Home / 149,240.90-223,369.28-104,954.15

Finding the Fourth Proportional to 149,240.90, 223,369.28 and 104,954.15

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Solution

The fourth proportional to 149,240.90, 223,369.28 and 104,954.15 is: 157,085.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,240.90 : 223,369.28 = 104,954.15 : x
  2. Step 2: Convert to fraction form
    149,240.90/223,369.28 = 104,954.15/x
  3. Step 3: Cross multiply
    149,240.90x = 223,369.28 × 104,954.15
  4. Step 4: Simplify right side
    149,240.90x = 23,443,532,393.74
  5. Step 5: Solve for x
    x = 23,443,532,393.74/149,240.90
  6. Step 6: Final answer
    x = 157,085.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.