Home / 69,729.11-96,234.36-41,434.82

Finding the Fourth Proportional to 69,729.11, 96,234.36 and 41,434.82

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Solution

The fourth proportional to 69,729.11, 96,234.36 and 41,434.82 is: 57,184.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,729.11 : 96,234.36 = 41,434.82 : x
  2. Step 2: Convert to fraction form
    69,729.11/96,234.36 = 41,434.82/x
  3. Step 3: Cross multiply
    69,729.11x = 96,234.36 × 41,434.82
  4. Step 4: Simplify right side
    69,729.11x = 3,987,453,384.42
  5. Step 5: Solve for x
    x = 3,987,453,384.42/69,729.11
  6. Step 6: Final answer
    x = 57,184.92

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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.