Home / 45,715.40-68,551.57-29,679.00

Finding the Fourth Proportional to 45,715.40, 68,551.57 and 29,679.00

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Solution

The fourth proportional to 45,715.40, 68,551.57 and 29,679.00 is: 44,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,715.40 : 68,551.57 = 29,679.00 : x
  2. Step 2: Convert to fraction form
    45,715.40/68,551.57 = 29,679.00/x
  3. Step 3: Cross multiply
    45,715.40x = 68,551.57 × 29,679.00
  4. Step 4: Simplify right side
    45,715.40x = 2,034,541,826.06
  5. Step 5: Solve for x
    x = 2,034,541,826.06/45,715.40
  6. Step 6: Final answer
    x = 44,504.51

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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.