Home / 51,252.72-70,724.76-30,029.04

Finding the Fourth Proportional to 51,252.72, 70,724.76 and 30,029.04

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Solution

The fourth proportional to 51,252.72, 70,724.76 and 30,029.04 is: 41,437.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.72 : 70,724.76 = 30,029.04 : x
  2. Step 2: Convert to fraction form
    51,252.72/70,724.76 = 30,029.04/x
  3. Step 3: Cross multiply
    51,252.72x = 70,724.76 × 30,029.04
  4. Step 4: Simplify right side
    51,252.72x = 2,123,796,647.03
  5. Step 5: Solve for x
    x = 2,123,796,647.03/51,252.72
  6. Step 6: Final answer
    x = 41,437.74

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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.