Home / 41,505.60-62,246.40-18,126.72

Finding the Fourth Proportional to 41,505.60, 62,246.40 and 18,126.72

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Solution

The fourth proportional to 41,505.60, 62,246.40 and 18,126.72 is: 27,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,505.60 : 62,246.40 = 18,126.72 : x
  2. Step 2: Convert to fraction form
    41,505.60/62,246.40 = 18,126.72/x
  3. Step 3: Cross multiply
    41,505.60x = 62,246.40 × 18,126.72
  4. Step 4: Simplify right side
    41,505.60x = 1,128,323,063.81
  5. Step 5: Solve for x
    x = 1,128,323,063.81/41,505.60
  6. Step 6: Final answer
    x = 27,184.84

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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.