Home / 41,152.44-61,728.06-13,071.72

Finding the Fourth Proportional to 41,152.44, 61,728.06 and 13,071.72

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Solution

The fourth proportional to 41,152.44, 61,728.06 and 13,071.72 is: 19,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,152.44 : 61,728.06 = 13,071.72 : x
  2. Step 2: Convert to fraction form
    41,152.44/61,728.06 = 13,071.72/x
  3. Step 3: Cross multiply
    41,152.44x = 61,728.06 × 13,071.72
  4. Step 4: Simplify right side
    41,152.44x = 806,891,916.46
  5. Step 5: Solve for x
    x = 806,891,916.46/41,152.44
  6. Step 6: Final answer
    x = 19,607.39

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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.