Home / 223,934.40-335,823.84-66,120.48

Finding the Fourth Proportional to 223,934.40, 335,823.84 and 66,120.48

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Solution

The fourth proportional to 223,934.40, 335,823.84 and 66,120.48 is: 99,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,934.40 : 335,823.84 = 66,120.48 : x
  2. Step 2: Convert to fraction form
    223,934.40/335,823.84 = 66,120.48/x
  3. Step 3: Cross multiply
    223,934.40x = 335,823.84 × 66,120.48
  4. Step 4: Simplify right side
    223,934.40x = 22,204,833,496.24
  5. Step 5: Solve for x
    x = 22,204,833,496.24/223,934.40
  6. Step 6: Final answer
    x = 99,157.76

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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.