Home / 65,971.20-98,896.80-24,389.04

Finding the Fourth Proportional to 65,971.20, 98,896.80 and 24,389.04

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Solution

The fourth proportional to 65,971.20, 98,896.80 and 24,389.04 is: 36,561.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,971.20 : 98,896.80 = 24,389.04 : x
  2. Step 2: Convert to fraction form
    65,971.20/98,896.80 = 24,389.04/x
  3. Step 3: Cross multiply
    65,971.20x = 98,896.80 × 24,389.04
  4. Step 4: Simplify right side
    65,971.20x = 2,411,998,011.07
  5. Step 5: Solve for x
    x = 2,411,998,011.07/65,971.20
  6. Step 6: Final answer
    x = 36,561.38

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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.