Home / 63,239.40-87,266.94-34,943.28

Finding the Fourth Proportional to 63,239.40, 87,266.94 and 34,943.28

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Solution

The fourth proportional to 63,239.40, 87,266.94 and 34,943.28 is: 48,219.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,239.40 : 87,266.94 = 34,943.28 : x
  2. Step 2: Convert to fraction form
    63,239.40/87,266.94 = 34,943.28/x
  3. Step 3: Cross multiply
    63,239.40x = 87,266.94 × 34,943.28
  4. Step 4: Simplify right side
    63,239.40x = 3,049,393,119.16
  5. Step 5: Solve for x
    x = 3,049,393,119.16/63,239.40
  6. Step 6: Final answer
    x = 48,219.83

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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.