Home / 69,437.08-95,843.46-40,764.16

Finding the Fourth Proportional to 69,437.08, 95,843.46 and 40,764.16

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Solution

The fourth proportional to 69,437.08, 95,843.46 and 40,764.16 is: 56,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,437.08 : 95,843.46 = 40,764.16 : x
  2. Step 2: Convert to fraction form
    69,437.08/95,843.46 = 40,764.16/x
  3. Step 3: Cross multiply
    69,437.08x = 95,843.46 × 40,764.16
  4. Step 4: Simplify right side
    69,437.08x = 3,906,978,138.39
  5. Step 5: Solve for x
    x = 3,906,978,138.39/69,437.08
  6. Step 6: Final answer
    x = 56,266.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.