Home / 69,156.11-95,434.40-38,941.36

Finding the Fourth Proportional to 69,156.11, 95,434.40 and 38,941.36

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Solution

The fourth proportional to 69,156.11, 95,434.40 and 38,941.36 is: 53,738.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,156.11 : 95,434.40 = 38,941.36 : x
  2. Step 2: Convert to fraction form
    69,156.11/95,434.40 = 38,941.36/x
  3. Step 3: Cross multiply
    69,156.11x = 95,434.40 × 38,941.36
  4. Step 4: Simplify right side
    69,156.11x = 3,716,345,185.55
  5. Step 5: Solve for x
    x = 3,716,345,185.55/69,156.11
  6. Step 6: Final answer
    x = 53,738.49

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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.