Home / 61,821.76-92,751.12-43,844.62

Finding the Fourth Proportional to 61,821.76, 92,751.12 and 43,844.62

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Solution

The fourth proportional to 61,821.76, 92,751.12 and 43,844.62 is: 65,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,821.76 : 92,751.12 = 43,844.62 : x
  2. Step 2: Convert to fraction form
    61,821.76/92,751.12 = 43,844.62/x
  3. Step 3: Cross multiply
    61,821.76x = 92,751.12 × 43,844.62
  4. Step 4: Simplify right side
    61,821.76x = 4,066,637,610.97
  5. Step 5: Solve for x
    x = 4,066,637,610.97/61,821.76
  6. Step 6: Final answer
    x = 65,780.04

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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.