Home / 100,845.88-151,312.02-41,724.52

Finding the Fourth Proportional to 100,845.88, 151,312.02 and 41,724.52

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Solution

The fourth proportional to 100,845.88, 151,312.02 and 41,724.52 is: 62,604.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,845.88 : 151,312.02 = 41,724.52 : x
  2. Step 2: Convert to fraction form
    100,845.88/151,312.02 = 41,724.52/x
  3. Step 3: Cross multiply
    100,845.88x = 151,312.02 × 41,724.52
  4. Step 4: Simplify right side
    100,845.88x = 6,313,421,404.73
  5. Step 5: Solve for x
    x = 6,313,421,404.73/100,845.88
  6. Step 6: Final answer
    x = 62,604.65

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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.