Home / 69,329.24-95,666.11-39,112.80

Finding the Fourth Proportional to 69,329.24, 95,666.11 and 39,112.80

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Solution

The fourth proportional to 69,329.24, 95,666.11 and 39,112.80 is: 53,971.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,329.24 : 95,666.11 = 39,112.80 : x
  2. Step 2: Convert to fraction form
    69,329.24/95,666.11 = 39,112.80/x
  3. Step 3: Cross multiply
    69,329.24x = 95,666.11 × 39,112.80
  4. Step 4: Simplify right side
    69,329.24x = 3,741,768,970.68
  5. Step 5: Solve for x
    x = 3,741,768,970.68/69,329.24
  6. Step 6: Final answer
    x = 53,971.01

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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.