Home / 69,530.40-95,960.66-39,317.40

Finding the Fourth Proportional to 69,530.40, 95,960.66 and 39,317.40

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Solution

The fourth proportional to 69,530.40, 95,960.66 and 39,317.40 is: 54,262.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,530.40 : 95,960.66 = 39,317.40 : x
  2. Step 2: Convert to fraction form
    69,530.40/95,960.66 = 39,317.40/x
  3. Step 3: Cross multiply
    69,530.40x = 95,960.66 × 39,317.40
  4. Step 4: Simplify right side
    69,530.40x = 3,772,923,653.48
  5. Step 5: Solve for x
    x = 3,772,923,653.48/69,530.40
  6. Step 6: Final answer
    x = 54,262.94

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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.