Home / 239,834.09-330,962.33-132,401.81

Finding the Fourth Proportional to 239,834.09, 330,962.33 and 132,401.81

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Solution

The fourth proportional to 239,834.09, 330,962.33 and 132,401.81 is: 182,709.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,834.09 : 330,962.33 = 132,401.81 : x
  2. Step 2: Convert to fraction form
    239,834.09/330,962.33 = 132,401.81/x
  3. Step 3: Cross multiply
    239,834.09x = 330,962.33 × 132,401.81
  4. Step 4: Simplify right side
    239,834.09x = 43,820,011,533.82
  5. Step 5: Solve for x
    x = 43,820,011,533.82/239,834.09
  6. Step 6: Final answer
    x = 182,709.69

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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.