Home / 48,252.25-72,353.68-20,164.63

Finding the Fourth Proportional to 48,252.25, 72,353.68 and 20,164.63

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Solution

The fourth proportional to 48,252.25, 72,353.68 and 20,164.63 is: 30,236.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,252.25 : 72,353.68 = 20,164.63 : x
  2. Step 2: Convert to fraction form
    48,252.25/72,353.68 = 20,164.63/x
  3. Step 3: Cross multiply
    48,252.25x = 72,353.68 × 20,164.63
  4. Step 4: Simplify right side
    48,252.25x = 1,458,984,955.04
  5. Step 5: Solve for x
    x = 1,458,984,955.04/48,252.25
  6. Step 6: Final answer
    x = 30,236.62

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1.5x scale

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.