Home / 147,061.26-220,628.78-41,880.20

Finding the Fourth Proportional to 147,061.26, 220,628.78 and 41,880.20

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Solution

The fourth proportional to 147,061.26, 220,628.78 and 41,880.20 is: 62,830.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,061.26 : 220,628.78 = 41,880.20 : x
  2. Step 2: Convert to fraction form
    147,061.26/220,628.78 = 41,880.20/x
  3. Step 3: Cross multiply
    147,061.26x = 220,628.78 × 41,880.20
  4. Step 4: Simplify right side
    147,061.26x = 9,239,976,119.61
  5. Step 5: Solve for x
    x = 9,239,976,119.61/147,061.26
  6. Step 6: Final answer
    x = 62,830.80

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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.