Home / 138,619.26-207,927.06-33,437.38

Finding the Fourth Proportional to 138,619.26, 207,927.06 and 33,437.38

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Solution

The fourth proportional to 138,619.26, 207,927.06 and 33,437.38 is: 50,155.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,619.26 : 207,927.06 = 33,437.38 : x
  2. Step 2: Convert to fraction form
    138,619.26/207,927.06 = 33,437.38/x
  3. Step 3: Cross multiply
    138,619.26x = 207,927.06 × 33,437.38
  4. Step 4: Simplify right side
    138,619.26x = 6,952,536,117.50
  5. Step 5: Solve for x
    x = 6,952,536,117.50/138,619.26
  6. Step 6: Final answer
    x = 50,155.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.