Home / 44,680.95-66,919.35-21,323.79

Finding the Fourth Proportional to 44,680.95, 66,919.35 and 21,323.79

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Solution

The fourth proportional to 44,680.95, 66,919.35 and 21,323.79 is: 31,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,680.95 : 66,919.35 = 21,323.79 : x
  2. Step 2: Convert to fraction form
    44,680.95/66,919.35 = 21,323.79/x
  3. Step 3: Cross multiply
    44,680.95x = 66,919.35 × 21,323.79
  4. Step 4: Simplify right side
    44,680.95x = 1,426,974,246.30
  5. Step 5: Solve for x
    x = 1,426,974,246.30/44,680.95
  6. Step 6: Final answer
    x = 31,936.97

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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.