Home / 37,159.08-51,279.39-20,163.39

Finding the Fourth Proportional to 37,159.08, 51,279.39 and 20,163.39

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Solution

The fourth proportional to 37,159.08, 51,279.39 and 20,163.39 is: 27,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,159.08 : 51,279.39 = 20,163.39 : x
  2. Step 2: Convert to fraction form
    37,159.08/51,279.39 = 20,163.39/x
  3. Step 3: Cross multiply
    37,159.08x = 51,279.39 × 20,163.39
  4. Step 4: Simplify right side
    37,159.08x = 1,033,966,339.53
  5. Step 5: Solve for x
    x = 1,033,966,339.53/37,159.08
  6. Step 6: Final answer
    x = 27,825.40

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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.