Home / 74,726.66-112,065.39-27,330.98

Finding the Fourth Proportional to 74,726.66, 112,065.39 and 27,330.98

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Solution

The fourth proportional to 74,726.66, 112,065.39 and 27,330.98 is: 40,987.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,726.66 : 112,065.39 = 27,330.98 : x
  2. Step 2: Convert to fraction form
    74,726.66/112,065.39 = 27,330.98/x
  3. Step 3: Cross multiply
    74,726.66x = 112,065.39 × 27,330.98
  4. Step 4: Simplify right side
    74,726.66x = 3,062,856,932.78
  5. Step 5: Solve for x
    x = 3,062,856,932.78/74,726.66
  6. Step 6: Final answer
    x = 40,987.47

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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.