Home / 69,569.42-104,308.76-45,805.04

Finding the Fourth Proportional to 69,569.42, 104,308.76 and 45,805.04

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Solution

The fourth proportional to 69,569.42, 104,308.76 and 45,805.04 is: 68,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,569.42 : 104,308.76 = 45,805.04 : x
  2. Step 2: Convert to fraction form
    69,569.42/104,308.76 = 45,805.04/x
  3. Step 3: Cross multiply
    69,569.42x = 104,308.76 × 45,805.04
  4. Step 4: Simplify right side
    69,569.42x = 4,777,866,924.15
  5. Step 5: Solve for x
    x = 4,777,866,924.15/69,569.42
  6. Step 6: Final answer
    x = 68,677.69

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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.