Home / 69,991.65-96,588.23-38,160.54

Finding the Fourth Proportional to 69,991.65, 96,588.23 and 38,160.54

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Solution

The fourth proportional to 69,991.65, 96,588.23 and 38,160.54 is: 52,661.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,991.65 : 96,588.23 = 38,160.54 : x
  2. Step 2: Convert to fraction form
    69,991.65/96,588.23 = 38,160.54/x
  3. Step 3: Cross multiply
    69,991.65x = 96,588.23 × 38,160.54
  4. Step 4: Simplify right side
    69,991.65x = 3,685,858,823.64
  5. Step 5: Solve for x
    x = 3,685,858,823.64/69,991.65
  6. Step 6: Final answer
    x = 52,661.41

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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.