Home / 53,375.08-80,066.70-18,314.44

Finding the Fourth Proportional to 53,375.08, 80,066.70 and 18,314.44

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Solution

The fourth proportional to 53,375.08, 80,066.70 and 18,314.44 is: 27,473.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,375.08 : 80,066.70 = 18,314.44 : x
  2. Step 2: Convert to fraction form
    53,375.08/80,066.70 = 18,314.44/x
  3. Step 3: Cross multiply
    53,375.08x = 80,066.70 × 18,314.44
  4. Step 4: Simplify right side
    53,375.08x = 1,466,376,773.15
  5. Step 5: Solve for x
    x = 1,466,376,773.15/53,375.08
  6. Step 6: Final answer
    x = 27,473.06

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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.