Home / 43,138.27-64,722.97-15,062.46

Finding the Fourth Proportional to 43,138.27, 64,722.97 and 15,062.46

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Solution

The fourth proportional to 43,138.27, 64,722.97 and 15,062.46 is: 22,599.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,138.27 : 64,722.97 = 15,062.46 : x
  2. Step 2: Convert to fraction form
    43,138.27/64,722.97 = 15,062.46/x
  3. Step 3: Cross multiply
    43,138.27x = 64,722.97 × 15,062.46
  4. Step 4: Simplify right side
    43,138.27x = 974,887,146.71
  5. Step 5: Solve for x
    x = 974,887,146.71/43,138.27
  6. Step 6: Final answer
    x = 22,599.12

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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.