Home / 80,643.24-111,275.10-44,833.14

Finding the Fourth Proportional to 80,643.24, 111,275.10 and 44,833.14

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Solution

The fourth proportional to 80,643.24, 111,275.10 and 44,833.14 is: 61,862.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,643.24 : 111,275.10 = 44,833.14 : x
  2. Step 2: Convert to fraction form
    80,643.24/111,275.10 = 44,833.14/x
  3. Step 3: Cross multiply
    80,643.24x = 111,275.10 × 44,833.14
  4. Step 4: Simplify right side
    80,643.24x = 4,988,812,136.81
  5. Step 5: Solve for x
    x = 4,988,812,136.81/80,643.24
  6. Step 6: Final answer
    x = 61,862.74

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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.