Home / 100,829.17-151,242.72-25,949.02

Finding the Fourth Proportional to 100,829.17, 151,242.72 and 25,949.02

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Solution

The fourth proportional to 100,829.17, 151,242.72 and 25,949.02 is: 38,923.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,829.17 : 151,242.72 = 25,949.02 : x
  2. Step 2: Convert to fraction form
    100,829.17/151,242.72 = 25,949.02/x
  3. Step 3: Cross multiply
    100,829.17x = 151,242.72 × 25,949.02
  4. Step 4: Simplify right side
    100,829.17x = 3,924,600,652.50
  5. Step 5: Solve for x
    x = 3,924,600,652.50/100,829.17
  6. Step 6: Final answer
    x = 38,923.27

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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.