Home / 45,348.24-68,038.56-15,764.88

Finding the Fourth Proportional to 45,348.24, 68,038.56 and 15,764.88

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Solution

The fourth proportional to 45,348.24, 68,038.56 and 15,764.88 is: 23,652.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,348.24 : 68,038.56 = 15,764.88 : x
  2. Step 2: Convert to fraction form
    45,348.24/68,038.56 = 15,764.88/x
  3. Step 3: Cross multiply
    45,348.24x = 68,038.56 × 15,764.88
  4. Step 4: Simplify right side
    45,348.24x = 1,072,619,733.77
  5. Step 5: Solve for x
    x = 1,072,619,733.77/45,348.24
  6. Step 6: Final answer
    x = 23,652.95

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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.