Home / 80,727.30-111,557.28-60,549.14

Finding the Fourth Proportional to 80,727.30, 111,557.28 and 60,549.14

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Solution

The fourth proportional to 80,727.30, 111,557.28 and 60,549.14 is: 83,673.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,727.30 : 111,557.28 = 60,549.14 : x
  2. Step 2: Convert to fraction form
    80,727.30/111,557.28 = 60,549.14/x
  3. Step 3: Cross multiply
    80,727.30x = 111,557.28 × 60,549.14
  4. Step 4: Simplify right side
    80,727.30x = 6,754,697,364.74
  5. Step 5: Solve for x
    x = 6,754,697,364.74/80,727.30
  6. Step 6: Final answer
    x = 83,673.02

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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.