Home / 65,497.28-98,245.16-39,209.36

Finding the Fourth Proportional to 65,497.28, 98,245.16 and 39,209.36

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Solution

The fourth proportional to 65,497.28, 98,245.16 and 39,209.36 is: 58,813.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,497.28 : 98,245.16 = 39,209.36 : x
  2. Step 2: Convert to fraction form
    65,497.28/98,245.16 = 39,209.36/x
  3. Step 3: Cross multiply
    65,497.28x = 98,245.16 × 39,209.36
  4. Step 4: Simplify right side
    65,497.28x = 3,852,129,846.70
  5. Step 5: Solve for x
    x = 3,852,129,846.70/65,497.28
  6. Step 6: Final answer
    x = 58,813.59

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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.