Home / 67,840.81-101,747.27-25,706.36

Finding the Fourth Proportional to 67,840.81, 101,747.27 and 25,706.36

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Solution

The fourth proportional to 67,840.81, 101,747.27 and 25,706.36 is: 38,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,840.81 : 101,747.27 = 25,706.36 : x
  2. Step 2: Convert to fraction form
    67,840.81/101,747.27 = 25,706.36/x
  3. Step 3: Cross multiply
    67,840.81x = 101,747.27 × 25,706.36
  4. Step 4: Simplify right side
    67,840.81x = 2,615,552,270.27
  5. Step 5: Solve for x
    x = 2,615,552,270.27/67,840.81
  6. Step 6: Final answer
    x = 38,554.26

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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.