Home / 69,920.66-104,896.19-25,547.35

Finding the Fourth Proportional to 69,920.66, 104,896.19 and 25,547.35

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Solution

The fourth proportional to 69,920.66, 104,896.19 and 25,547.35 is: 38,326.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,920.66 : 104,896.19 = 25,547.35 : x
  2. Step 2: Convert to fraction form
    69,920.66/104,896.19 = 25,547.35/x
  3. Step 3: Cross multiply
    69,920.66x = 104,896.19 × 25,547.35
  4. Step 4: Simplify right side
    69,920.66x = 2,679,819,289.62
  5. Step 5: Solve for x
    x = 2,679,819,289.62/69,920.66
  6. Step 6: Final answer
    x = 38,326.57

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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.