Home / 69,964.59-96,551.16-38,133.72

Finding the Fourth Proportional to 69,964.59, 96,551.16 and 38,133.72

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Solution

The fourth proportional to 69,964.59, 96,551.16 and 38,133.72 is: 52,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,964.59 : 96,551.16 = 38,133.72 : x
  2. Step 2: Convert to fraction form
    69,964.59/96,551.16 = 38,133.72/x
  3. Step 3: Cross multiply
    69,964.59x = 96,551.16 × 38,133.72
  4. Step 4: Simplify right side
    69,964.59x = 3,681,854,758.11
  5. Step 5: Solve for x
    x = 3,681,854,758.11/69,964.59
  6. Step 6: Final answer
    x = 52,624.54

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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.