Home / 41,126.64-61,538.42-36,409.20

Finding the Fourth Proportional to 41,126.64, 61,538.42 and 36,409.20

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Solution

The fourth proportional to 41,126.64, 61,538.42 and 36,409.20 is: 54,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,126.64 : 61,538.42 = 36,409.20 : x
  2. Step 2: Convert to fraction form
    41,126.64/61,538.42 = 36,409.20/x
  3. Step 3: Cross multiply
    41,126.64x = 61,538.42 × 36,409.20
  4. Step 4: Simplify right side
    41,126.64x = 2,240,564,641.46
  5. Step 5: Solve for x
    x = 2,240,564,641.46/41,126.64
  6. Step 6: Final answer
    x = 54,479.64

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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.