Home / 69,772.08-104,686.07-25,401.90

Finding the Fourth Proportional to 69,772.08, 104,686.07 and 25,401.90

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Solution

The fourth proportional to 69,772.08, 104,686.07 and 25,401.90 is: 38,113.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772.08 : 104,686.07 = 25,401.90 : x
  2. Step 2: Convert to fraction form
    69,772.08/104,686.07 = 25,401.90/x
  3. Step 3: Cross multiply
    69,772.08x = 104,686.07 × 25,401.90
  4. Step 4: Simplify right side
    69,772.08x = 2,659,224,954.52
  5. Step 5: Solve for x
    x = 2,659,224,954.52/69,772.08
  6. Step 6: Final answer
    x = 38,113.02

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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.