Home / 83,727.76-125,597.04-36,980.50

Finding the Fourth Proportional to 83,727.76, 125,597.04 and 36,980.50

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Solution

The fourth proportional to 83,727.76, 125,597.04 and 36,980.50 is: 55,473.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,727.76 : 125,597.04 = 36,980.50 : x
  2. Step 2: Convert to fraction form
    83,727.76/125,597.04 = 36,980.50/x
  3. Step 3: Cross multiply
    83,727.76x = 125,597.04 × 36,980.50
  4. Step 4: Simplify right side
    83,727.76x = 4,644,641,337.72
  5. Step 5: Solve for x
    x = 4,644,641,337.72/83,727.76
  6. Step 6: Final answer
    x = 55,473.14

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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.