Home / 48,261.52-66,586.44-31,238.80

Finding the Fourth Proportional to 48,261.52, 66,586.44 and 31,238.80

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Solution

The fourth proportional to 48,261.52, 66,586.44 and 31,238.80 is: 43,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,261.52 : 66,586.44 = 31,238.80 : x
  2. Step 2: Convert to fraction form
    48,261.52/66,586.44 = 31,238.80/x
  3. Step 3: Cross multiply
    48,261.52x = 66,586.44 × 31,238.80
  4. Step 4: Simplify right side
    48,261.52x = 2,080,080,481.87
  5. Step 5: Solve for x
    x = 2,080,080,481.87/48,261.52
  6. Step 6: Final answer
    x = 43,100.19

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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.