Home / 67,496.56-101,254.52-20,753.36

Finding the Fourth Proportional to 67,496.56, 101,254.52 and 20,753.36

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Solution

The fourth proportional to 67,496.56, 101,254.52 and 20,753.36 is: 31,133.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,496.56 : 101,254.52 = 20,753.36 : x
  2. Step 2: Convert to fraction form
    67,496.56/101,254.52 = 20,753.36/x
  3. Step 3: Cross multiply
    67,496.56x = 101,254.52 × 20,753.36
  4. Step 4: Simplify right side
    67,496.56x = 2,101,371,505.19
  5. Step 5: Solve for x
    x = 2,101,371,505.19/67,496.56
  6. Step 6: Final answer
    x = 31,133.02

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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.