Home / 69,633.05-96,094.39-39,417.71

Finding the Fourth Proportional to 69,633.05, 96,094.39 and 39,417.71

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Solution

The fourth proportional to 69,633.05, 96,094.39 and 39,417.71 is: 54,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,633.05 : 96,094.39 = 39,417.71 : x
  2. Step 2: Convert to fraction form
    69,633.05/96,094.39 = 39,417.71/x
  3. Step 3: Cross multiply
    69,633.05x = 96,094.39 × 39,417.71
  4. Step 4: Simplify right side
    69,633.05x = 3,787,821,047.90
  5. Step 5: Solve for x
    x = 3,787,821,047.90/69,633.05
  6. Step 6: Final answer
    x = 54,396.88

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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.