Home / 69,071.52-95,309.73-38,855.82

Finding the Fourth Proportional to 69,071.52, 95,309.73 and 38,855.82

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Solution

The fourth proportional to 69,071.52, 95,309.73 and 38,855.82 is: 53,615.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,071.52 : 95,309.73 = 38,855.82 : x
  2. Step 2: Convert to fraction form
    69,071.52/95,309.73 = 38,855.82/x
  3. Step 3: Cross multiply
    69,071.52x = 95,309.73 × 38,855.82
  4. Step 4: Simplify right side
    69,071.52x = 3,703,337,713.13
  5. Step 5: Solve for x
    x = 3,703,337,713.13/69,071.52
  6. Step 6: Final answer
    x = 53,615.99

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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.