Home / 83,276.76-124,907.04-45,824.52

Finding the Fourth Proportional to 83,276.76, 124,907.04 and 45,824.52

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Solution

The fourth proportional to 83,276.76, 124,907.04 and 45,824.52 is: 68,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,276.76 : 124,907.04 = 45,824.52 : x
  2. Step 2: Convert to fraction form
    83,276.76/124,907.04 = 45,824.52/x
  3. Step 3: Cross multiply
    83,276.76x = 124,907.04 × 45,824.52
  4. Step 4: Simplify right side
    83,276.76x = 5,723,805,152.62
  5. Step 5: Solve for x
    x = 5,723,805,152.62/83,276.76
  6. Step 6: Final answer
    x = 68,732.32

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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.