Home / 20,166.04-30,250.50-5,374.88

Finding the Fourth Proportional to 20,166.04, 30,250.50 and 5,374.88

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Solution

The fourth proportional to 20,166.04, 30,250.50 and 5,374.88 is: 8,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166.04 : 30,250.50 = 5,374.88 : x
  2. Step 2: Convert to fraction form
    20,166.04/30,250.50 = 5,374.88/x
  3. Step 3: Cross multiply
    20,166.04x = 30,250.50 × 5,374.88
  4. Step 4: Simplify right side
    20,166.04x = 162,592,807.44
  5. Step 5: Solve for x
    x = 162,592,807.44/20,166.04
  6. Step 6: Final answer
    x = 8,062.70

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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.