Home / 40,057.04-60,033.72-19,269.20

Finding the Fourth Proportional to 40,057.04, 60,033.72 and 19,269.20

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Solution

The fourth proportional to 40,057.04, 60,033.72 and 19,269.20 is: 28,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.04 : 60,033.72 = 19,269.20 : x
  2. Step 2: Convert to fraction form
    40,057.04/60,033.72 = 19,269.20/x
  3. Step 3: Cross multiply
    40,057.04x = 60,033.72 × 19,269.20
  4. Step 4: Simplify right side
    40,057.04x = 1,156,801,757.42
  5. Step 5: Solve for x
    x = 1,156,801,757.42/40,057.04
  6. Step 6: Final answer
    x = 28,878.86

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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.