Home / 154,684.78-213,401.24-94,233.36

Finding the Fourth Proportional to 154,684.78, 213,401.24 and 94,233.36

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Solution

The fourth proportional to 154,684.78, 213,401.24 and 94,233.36 is: 130,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,684.78 : 213,401.24 = 94,233.36 : x
  2. Step 2: Convert to fraction form
    154,684.78/213,401.24 = 94,233.36/x
  3. Step 3: Cross multiply
    154,684.78x = 213,401.24 × 94,233.36
  4. Step 4: Simplify right side
    154,684.78x = 20,109,515,873.37
  5. Step 5: Solve for x
    x = 20,109,515,873.37/154,684.78
  6. Step 6: Final answer
    x = 130,003.20

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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.