Home / 83,661.03-125,537.58-36,276.48

Finding the Fourth Proportional to 83,661.03, 125,537.58 and 36,276.48

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Solution

The fourth proportional to 83,661.03, 125,537.58 and 36,276.48 is: 54,434.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,661.03 : 125,537.58 = 36,276.48 : x
  2. Step 2: Convert to fraction form
    83,661.03/125,537.58 = 36,276.48/x
  3. Step 3: Cross multiply
    83,661.03x = 125,537.58 × 36,276.48
  4. Step 4: Simplify right side
    83,661.03x = 4,554,061,510.12
  5. Step 5: Solve for x
    x = 4,554,061,510.12/83,661.03
  6. Step 6: Final answer
    x = 54,434.68

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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.