Home / 68,907.06-95,092.74-38,698.92

Finding the Fourth Proportional to 68,907.06, 95,092.74 and 38,698.92

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Solution

The fourth proportional to 68,907.06, 95,092.74 and 38,698.92 is: 53,405.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,907.06 : 95,092.74 = 38,698.92 : x
  2. Step 2: Convert to fraction form
    68,907.06/95,092.74 = 38,698.92/x
  3. Step 3: Cross multiply
    68,907.06x = 95,092.74 × 38,698.92
  4. Step 4: Simplify right side
    68,907.06x = 3,679,986,337.84
  5. Step 5: Solve for x
    x = 3,679,986,337.84/68,907.06
  6. Step 6: Final answer
    x = 53,405.07

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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.