Home / 74,853.41-103,297.97-40,862.66

Finding the Fourth Proportional to 74,853.41, 103,297.97 and 40,862.66

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Solution

The fourth proportional to 74,853.41, 103,297.97 and 40,862.66 is: 56,390.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,853.41 : 103,297.97 = 40,862.66 : x
  2. Step 2: Convert to fraction form
    74,853.41/103,297.97 = 40,862.66/x
  3. Step 3: Cross multiply
    74,853.41x = 103,297.97 × 40,862.66
  4. Step 4: Simplify right side
    74,853.41x = 4,221,029,412.47
  5. Step 5: Solve for x
    x = 4,221,029,412.47/74,853.41
  6. Step 6: Final answer
    x = 56,390.61

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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.