Home / 69,318.65-95,660.80-39,104.57

Finding the Fourth Proportional to 69,318.65, 95,660.80 and 39,104.57

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Solution

The fourth proportional to 69,318.65, 95,660.80 and 39,104.57 is: 53,964.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,318.65 : 95,660.80 = 39,104.57 : x
  2. Step 2: Convert to fraction form
    69,318.65/95,660.80 = 39,104.57/x
  3. Step 3: Cross multiply
    69,318.65x = 95,660.80 × 39,104.57
  4. Step 4: Simplify right side
    69,318.65x = 3,740,774,591.25
  5. Step 5: Solve for x
    x = 3,740,774,591.25/69,318.65
  6. Step 6: Final answer
    x = 53,964.91

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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.