Home / 83,563.02-125,198.49-69,612.39

Finding the Fourth Proportional to 83,563.02, 125,198.49 and 69,612.39

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Solution

The fourth proportional to 83,563.02, 125,198.49 and 69,612.39 is: 104,296.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,563.02 : 125,198.49 = 69,612.39 : x
  2. Step 2: Convert to fraction form
    83,563.02/125,198.49 = 69,612.39/x
  3. Step 3: Cross multiply
    83,563.02x = 125,198.49 × 69,612.39
  4. Step 4: Simplify right side
    83,563.02x = 8,715,366,113.29
  5. Step 5: Solve for x
    x = 8,715,366,113.29/83,563.02
  6. Step 6: Final answer
    x = 104,296.93

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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.