Home / 115,661.18-173,492.97-40,767.37

Finding the Fourth Proportional to 115,661.18, 173,492.97 and 40,767.37

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Solution

The fourth proportional to 115,661.18, 173,492.97 and 40,767.37 is: 61,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,661.18 : 173,492.97 = 40,767.37 : x
  2. Step 2: Convert to fraction form
    115,661.18/173,492.97 = 40,767.37/x
  3. Step 3: Cross multiply
    115,661.18x = 173,492.97 × 40,767.37
  4. Step 4: Simplify right side
    115,661.18x = 7,072,852,100.39
  5. Step 5: Solve for x
    x = 7,072,852,100.39/115,661.18
  6. Step 6: Final answer
    x = 61,151.48

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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.