Home / 55,573.44-76,691.35-30,422.94

Finding the Fourth Proportional to 55,573.44, 76,691.35 and 30,422.94

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Solution

The fourth proportional to 55,573.44, 76,691.35 and 30,422.94 is: 41,983.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,573.44 : 76,691.35 = 30,422.94 : x
  2. Step 2: Convert to fraction form
    55,573.44/76,691.35 = 30,422.94/x
  3. Step 3: Cross multiply
    55,573.44x = 76,691.35 × 30,422.94
  4. Step 4: Simplify right side
    55,573.44x = 2,333,176,339.57
  5. Step 5: Solve for x
    x = 2,333,176,339.57/55,573.44
  6. Step 6: Final answer
    x = 41,983.66

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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.