Home / 69,329.35-95,674.52-39,121.07

Finding the Fourth Proportional to 69,329.35, 95,674.52 and 39,121.07

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Solution

The fourth proportional to 69,329.35, 95,674.52 and 39,121.07 is: 53,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,329.35 : 95,674.52 = 39,121.07 : x
  2. Step 2: Convert to fraction form
    69,329.35/95,674.52 = 39,121.07/x
  3. Step 3: Cross multiply
    69,329.35x = 95,674.52 × 39,121.07
  4. Step 4: Simplify right side
    69,329.35x = 3,742,889,398.53
  5. Step 5: Solve for x
    x = 3,742,889,398.53/69,329.35
  6. Step 6: Final answer
    x = 53,987.09

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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.