Home / 69,830.28-104,681.88-25,446.92

Finding the Fourth Proportional to 69,830.28, 104,681.88 and 25,446.92

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Solution

The fourth proportional to 69,830.28, 104,681.88 and 25,446.92 is: 38,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,830.28 : 104,681.88 = 25,446.92 : x
  2. Step 2: Convert to fraction form
    69,830.28/104,681.88 = 25,446.92/x
  3. Step 3: Cross multiply
    69,830.28x = 104,681.88 × 25,446.92
  4. Step 4: Simplify right side
    69,830.28x = 2,663,830,902.40
  5. Step 5: Solve for x
    x = 2,663,830,902.40/69,830.28
  6. Step 6: Final answer
    x = 38,147.22

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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.