Home / 69,077.90-103,616.85-63,829.10

Finding the Fourth Proportional to 69,077.90, 103,616.85 and 63,829.10

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Solution

The fourth proportional to 69,077.90, 103,616.85 and 63,829.10 is: 95,743.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,077.90 : 103,616.85 = 63,829.10 : x
  2. Step 2: Convert to fraction form
    69,077.90/103,616.85 = 63,829.10/x
  3. Step 3: Cross multiply
    69,077.90x = 103,616.85 × 63,829.10
  4. Step 4: Simplify right side
    69,077.90x = 6,613,770,280.34
  5. Step 5: Solve for x
    x = 6,613,770,280.34/69,077.90
  6. Step 6: Final answer
    x = 95,743.65

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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.