Home / 69,213.25-95,507.80-38,993.59

Finding the Fourth Proportional to 69,213.25, 95,507.80 and 38,993.59

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Solution

The fourth proportional to 69,213.25, 95,507.80 and 38,993.59 is: 53,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,213.25 : 95,507.80 = 38,993.59 : x
  2. Step 2: Convert to fraction form
    69,213.25/95,507.80 = 38,993.59/x
  3. Step 3: Cross multiply
    69,213.25x = 95,507.80 × 38,993.59
  4. Step 4: Simplify right side
    69,213.25x = 3,724,191,995.00
  5. Step 5: Solve for x
    x = 3,724,191,995.00/69,213.25
  6. Step 6: Final answer
    x = 53,807.50

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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.