Home / 69,330.35-95,675.90-39,122.07

Finding the Fourth Proportional to 69,330.35, 95,675.90 and 39,122.07

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Solution

The fourth proportional to 69,330.35, 95,675.90 and 39,122.07 is: 53,988.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,330.35 : 95,675.90 = 39,122.07 : x
  2. Step 2: Convert to fraction form
    69,330.35/95,675.90 = 39,122.07/x
  3. Step 3: Cross multiply
    69,330.35x = 95,675.90 × 39,122.07
  4. Step 4: Simplify right side
    69,330.35x = 3,743,039,061.50
  5. Step 5: Solve for x
    x = 3,743,039,061.50/69,330.35
  6. Step 6: Final answer
    x = 53,988.47

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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.