Home / 69,133.23-95,405.67-38,919.66

Finding the Fourth Proportional to 69,133.23, 95,405.67 and 38,919.66

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Solution

The fourth proportional to 69,133.23, 95,405.67 and 38,919.66 is: 53,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,133.23 : 95,405.67 = 38,919.66 : x
  2. Step 2: Convert to fraction form
    69,133.23/95,405.67 = 38,919.66/x
  3. Step 3: Cross multiply
    69,133.23x = 95,405.67 × 38,919.66
  4. Step 4: Simplify right side
    69,133.23x = 3,713,156,238.47
  5. Step 5: Solve for x
    x = 3,713,156,238.47/69,133.23
  6. Step 6: Final answer
    x = 53,710.15

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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.