Home / 124,627.20-186,940.80-41,521.20

Finding the Fourth Proportional to 124,627.20, 186,940.80 and 41,521.20

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Solution

The fourth proportional to 124,627.20, 186,940.80 and 41,521.20 is: 62,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,627.20 : 186,940.80 = 41,521.20 : x
  2. Step 2: Convert to fraction form
    124,627.20/186,940.80 = 41,521.20/x
  3. Step 3: Cross multiply
    124,627.20x = 186,940.80 × 41,521.20
  4. Step 4: Simplify right side
    124,627.20x = 7,762,006,344.96
  5. Step 5: Solve for x
    x = 7,762,006,344.96/124,627.20
  6. Step 6: Final answer
    x = 62,281.80

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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.