Home / 88,252.95-132,378.27-21,693.66

Finding the Fourth Proportional to 88,252.95, 132,378.27 and 21,693.66

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Solution

The fourth proportional to 88,252.95, 132,378.27 and 21,693.66 is: 32,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,252.95 : 132,378.27 = 21,693.66 : x
  2. Step 2: Convert to fraction form
    88,252.95/132,378.27 = 21,693.66/x
  3. Step 3: Cross multiply
    88,252.95x = 132,378.27 × 21,693.66
  4. Step 4: Simplify right side
    88,252.95x = 2,871,769,180.77
  5. Step 5: Solve for x
    x = 2,871,769,180.77/88,252.95
  6. Step 6: Final answer
    x = 32,540.21

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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.