Home / 110,169.94-152,081.03-74,408.39

Finding the Fourth Proportional to 110,169.94, 152,081.03 and 74,408.39

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Solution

The fourth proportional to 110,169.94, 152,081.03 and 74,408.39 is: 102,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,169.94 : 152,081.03 = 74,408.39 : x
  2. Step 2: Convert to fraction form
    110,169.94/152,081.03 = 74,408.39/x
  3. Step 3: Cross multiply
    110,169.94x = 152,081.03 × 74,408.39
  4. Step 4: Simplify right side
    110,169.94x = 11,316,103,459.39
  5. Step 5: Solve for x
    x = 11,316,103,459.39/110,169.94
  6. Step 6: Final answer
    x = 102,714.98

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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.