Home / 69,384.93-95,750.50-39,169.60

Finding the Fourth Proportional to 69,384.93, 95,750.50 and 39,169.60

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Solution

The fourth proportional to 69,384.93, 95,750.50 and 39,169.60 is: 54,053.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,384.93 : 95,750.50 = 39,169.60 : x
  2. Step 2: Convert to fraction form
    69,384.93/95,750.50 = 39,169.60/x
  3. Step 3: Cross multiply
    69,384.93x = 95,750.50 × 39,169.60
  4. Step 4: Simplify right side
    69,384.93x = 3,750,508,784.80
  5. Step 5: Solve for x
    x = 3,750,508,784.80/69,384.93
  6. Step 6: Final answer
    x = 54,053.65

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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.