Home / 115,352.26-173,018.97-51,330.26

Finding the Fourth Proportional to 115,352.26, 173,018.97 and 51,330.26

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Solution

The fourth proportional to 115,352.26, 173,018.97 and 51,330.26 is: 76,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,352.26 : 173,018.97 = 51,330.26 : x
  2. Step 2: Convert to fraction form
    115,352.26/173,018.97 = 51,330.26/x
  3. Step 3: Cross multiply
    115,352.26x = 173,018.97 × 51,330.26
  4. Step 4: Simplify right side
    115,352.26x = 8,881,109,147.58
  5. Step 5: Solve for x
    x = 8,881,109,147.58/115,352.26
  6. Step 6: Final answer
    x = 76,991.20

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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.