Home / 51,243.90-70,718.34-29,732.02

Finding the Fourth Proportional to 51,243.90, 70,718.34 and 29,732.02

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Solution

The fourth proportional to 51,243.90, 70,718.34 and 29,732.02 is: 41,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,243.90 : 70,718.34 = 29,732.02 : x
  2. Step 2: Convert to fraction form
    51,243.90/70,718.34 = 29,732.02/x
  3. Step 3: Cross multiply
    51,243.90x = 70,718.34 × 29,732.02
  4. Step 4: Simplify right side
    51,243.90x = 2,102,599,099.25
  5. Step 5: Solve for x
    x = 2,102,599,099.25/51,243.90
  6. Step 6: Final answer
    x = 41,031.21

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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.