Home / 69,559.90-104,042.07-64,517.65

Finding the Fourth Proportional to 69,559.90, 104,042.07 and 64,517.65

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Solution

The fourth proportional to 69,559.90, 104,042.07 and 64,517.65 is: 96,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,559.90 : 104,042.07 = 64,517.65 : x
  2. Step 2: Convert to fraction form
    69,559.90/104,042.07 = 64,517.65/x
  3. Step 3: Cross multiply
    69,559.90x = 104,042.07 × 64,517.65
  4. Step 4: Simplify right side
    69,559.90x = 6,712,549,597.43
  5. Step 5: Solve for x
    x = 6,712,549,597.43/69,559.90
  6. Step 6: Final answer
    x = 96,500.28

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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.