Home / 64,434.12-88,889.94-41,778.85

Finding the Fourth Proportional to 64,434.12, 88,889.94 and 41,778.85

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Solution

The fourth proportional to 64,434.12, 88,889.94 and 41,778.85 is: 57,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,434.12 : 88,889.94 = 41,778.85 : x
  2. Step 2: Convert to fraction form
    64,434.12/88,889.94 = 41,778.85/x
  3. Step 3: Cross multiply
    64,434.12x = 88,889.94 × 41,778.85
  4. Step 4: Simplify right side
    64,434.12x = 3,713,719,469.77
  5. Step 5: Solve for x
    x = 3,713,719,469.77/64,434.12
  6. Step 6: Final answer
    x = 57,635.92

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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.