Home / 41,434.40-62,114.28-15,120.68

Finding the Fourth Proportional to 41,434.40, 62,114.28 and 15,120.68

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Solution

The fourth proportional to 41,434.40, 62,114.28 and 15,120.68 is: 22,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,434.40 : 62,114.28 = 15,120.68 : x
  2. Step 2: Convert to fraction form
    41,434.40/62,114.28 = 15,120.68/x
  3. Step 3: Cross multiply
    41,434.40x = 62,114.28 × 15,120.68
  4. Step 4: Simplify right side
    41,434.40x = 939,210,151.31
  5. Step 5: Solve for x
    x = 939,210,151.31/41,434.40
  6. Step 6: Final answer
    x = 22,667.40

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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.