Home / 349,142.52-523,744.16-96,423.36

Finding the Fourth Proportional to 349,142.52, 523,744.16 and 96,423.36

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Solution

The fourth proportional to 349,142.52, 523,744.16 and 96,423.36 is: 144,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,142.52 : 523,744.16 = 96,423.36 : x
  2. Step 2: Convert to fraction form
    349,142.52/523,744.16 = 96,423.36/x
  3. Step 3: Cross multiply
    349,142.52x = 523,744.16 × 96,423.36
  4. Step 4: Simplify right side
    349,142.52x = 50,501,171,687.58
  5. Step 5: Solve for x
    x = 50,501,171,687.58/349,142.52
  6. Step 6: Final answer
    x = 144,643.43

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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.