Home / 151,384.80-227,077.20-115,955.40

Finding the Fourth Proportional to 151,384.80, 227,077.20 and 115,955.40

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Solution

The fourth proportional to 151,384.80, 227,077.20 and 115,955.40 is: 173,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,384.80 : 227,077.20 = 115,955.40 : x
  2. Step 2: Convert to fraction form
    151,384.80/227,077.20 = 115,955.40/x
  3. Step 3: Cross multiply
    151,384.80x = 227,077.20 × 115,955.40
  4. Step 4: Simplify right side
    151,384.80x = 26,330,827,556.88
  5. Step 5: Solve for x
    x = 26,330,827,556.88/151,384.80
  6. Step 6: Final answer
    x = 173,933.10

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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.