Home / 436,001.38-654,168.12-151,723.52

Finding the Fourth Proportional to 436,001.38, 654,168.12 and 151,723.52

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Solution

The fourth proportional to 436,001.38, 654,168.12 and 151,723.52 is: 227,643.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,001.38 : 654,168.12 = 151,723.52 : x
  2. Step 2: Convert to fraction form
    436,001.38/654,168.12 = 151,723.52/x
  3. Step 3: Cross multiply
    436,001.38x = 654,168.12 × 151,723.52
  4. Step 4: Simplify right side
    436,001.38x = 99,252,689,838.18
  5. Step 5: Solve for x
    x = 99,252,689,838.18/436,001.38
  6. Step 6: Final answer
    x = 227,643.06

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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.