Home / 115,719.93-173,580.29-40,799.39

Finding the Fourth Proportional to 115,719.93, 173,580.29 and 40,799.39

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Solution

The fourth proportional to 115,719.93, 173,580.29 and 40,799.39 is: 61,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,719.93 : 173,580.29 = 40,799.39 : x
  2. Step 2: Convert to fraction form
    115,719.93/173,580.29 = 40,799.39/x
  3. Step 3: Cross multiply
    115,719.93x = 173,580.29 × 40,799.39
  4. Step 4: Simplify right side
    115,719.93x = 7,081,968,876.12
  5. Step 5: Solve for x
    x = 7,081,968,876.12/115,719.93
  6. Step 6: Final answer
    x = 61,199.22

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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.