Home / 59,975.28-89,963.34-20,532.72

Finding the Fourth Proportional to 59,975.28, 89,963.34 and 20,532.72

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Solution

The fourth proportional to 59,975.28, 89,963.34 and 20,532.72 is: 30,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,975.28 : 89,963.34 = 20,532.72 : x
  2. Step 2: Convert to fraction form
    59,975.28/89,963.34 = 20,532.72/x
  3. Step 3: Cross multiply
    59,975.28x = 89,963.34 × 20,532.72
  4. Step 4: Simplify right side
    59,975.28x = 1,847,192,070.48
  5. Step 5: Solve for x
    x = 1,847,192,070.48/59,975.28
  6. Step 6: Final answer
    x = 30,799.22

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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.