Home / 49,344.40-74,000.40-18,175.60

Finding the Fourth Proportional to 49,344.40, 74,000.40 and 18,175.60

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Solution

The fourth proportional to 49,344.40, 74,000.40 and 18,175.60 is: 27,257.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,344.40 : 74,000.40 = 18,175.60 : x
  2. Step 2: Convert to fraction form
    49,344.40/74,000.40 = 18,175.60/x
  3. Step 3: Cross multiply
    49,344.40x = 74,000.40 × 18,175.60
  4. Step 4: Simplify right side
    49,344.40x = 1,345,001,670.24
  5. Step 5: Solve for x
    x = 1,345,001,670.24/49,344.40
  6. Step 6: Final answer
    x = 27,257.43

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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.