Home / 92,899.22-128,201.14-50,456.84

Finding the Fourth Proportional to 92,899.22, 128,201.14 and 50,456.84

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Solution

The fourth proportional to 92,899.22, 128,201.14 and 50,456.84 is: 69,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,899.22 : 128,201.14 = 50,456.84 : x
  2. Step 2: Convert to fraction form
    92,899.22/128,201.14 = 50,456.84/x
  3. Step 3: Cross multiply
    92,899.22x = 128,201.14 × 50,456.84
  4. Step 4: Simplify right side
    92,899.22x = 6,468,624,408.80
  5. Step 5: Solve for x
    x = 6,468,624,408.80/92,899.22
  6. Step 6: Final answer
    x = 69,630.56

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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.