Home / 70,996.83-97,972.63-39,165.04

Finding the Fourth Proportional to 70,996.83, 97,972.63 and 39,165.04

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Solution

The fourth proportional to 70,996.83, 97,972.63 and 39,165.04 is: 54,046.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,996.83 : 97,972.63 = 39,165.04 : x
  2. Step 2: Convert to fraction form
    70,996.83/97,972.63 = 39,165.04/x
  3. Step 3: Cross multiply
    70,996.83x = 97,972.63 × 39,165.04
  4. Step 4: Simplify right side
    70,996.83x = 3,837,101,972.86
  5. Step 5: Solve for x
    x = 3,837,101,972.86/70,996.83
  6. Step 6: Final answer
    x = 54,046.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.