Home / 51,970.32-71,719.23-29,001.11

Finding the Fourth Proportional to 51,970.32, 71,719.23 and 29,001.11

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Solution

The fourth proportional to 51,970.32, 71,719.23 and 29,001.11 is: 40,021.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,970.32 : 71,719.23 = 29,001.11 : x
  2. Step 2: Convert to fraction form
    51,970.32/71,719.23 = 29,001.11/x
  3. Step 3: Cross multiply
    51,970.32x = 71,719.23 × 29,001.11
  4. Step 4: Simplify right side
    51,970.32x = 2,079,936,919.75
  5. Step 5: Solve for x
    x = 2,079,936,919.75/51,970.32
  6. Step 6: Final answer
    x = 40,021.63

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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.