Home / 83,030.16-124,542-23,865.60

Finding the Fourth Proportional to 83,030.16, 124,542 and 23,865.60

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Solution

The fourth proportional to 83,030.16, 124,542 and 23,865.60 is: 35,797.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,030.16 : 124,542 = 23,865.60 : x
  2. Step 2: Convert to fraction form
    83,030.16/124,542 = 23,865.60/x
  3. Step 3: Cross multiply
    83,030.16x = 124,542 × 23,865.60
  4. Step 4: Simplify right side
    83,030.16x = 2,972,269,555.20
  5. Step 5: Solve for x
    x = 2,972,269,555.20/83,030.16
  6. Step 6: Final answer
    x = 35,797.47

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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.