Home / 367,969.28-552,168.09-154,721.76

Finding the Fourth Proportional to 367,969.28, 552,168.09 and 154,721.76

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Solution

The fourth proportional to 367,969.28, 552,168.09 and 154,721.76 is: 232,172.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,969.28 : 552,168.09 = 154,721.76 : x
  2. Step 2: Convert to fraction form
    367,969.28/552,168.09 = 154,721.76/x
  3. Step 3: Cross multiply
    367,969.28x = 552,168.09 × 154,721.76
  4. Step 4: Simplify right side
    367,969.28x = 85,432,418,700.64
  5. Step 5: Solve for x
    x = 85,432,418,700.64/367,969.28
  6. Step 6: Final answer
    x = 232,172.69

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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.