Home / 76,672.71-105,824.07-44,849.43

Finding the Fourth Proportional to 76,672.71, 105,824.07 and 44,849.43

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Solution

The fourth proportional to 76,672.71, 105,824.07 and 44,849.43 is: 61,901.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,672.71 : 105,824.07 = 44,849.43 : x
  2. Step 2: Convert to fraction form
    76,672.71/105,824.07 = 44,849.43/x
  3. Step 3: Cross multiply
    76,672.71x = 105,824.07 × 44,849.43
  4. Step 4: Simplify right side
    76,672.71x = 4,746,149,219.78
  5. Step 5: Solve for x
    x = 4,746,149,219.78/76,672.71
  6. Step 6: Final answer
    x = 61,901.41

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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.