Home / 239,829.89-330,956.57-132,397.61

Finding the Fourth Proportional to 239,829.89, 330,956.57 and 132,397.61

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Solution

The fourth proportional to 239,829.89, 330,956.57 and 132,397.61 is: 182,703.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,829.89 : 330,956.57 = 132,397.61 : x
  2. Step 2: Convert to fraction form
    239,829.89/330,956.57 = 132,397.61/x
  3. Step 3: Cross multiply
    239,829.89x = 330,956.57 × 132,397.61
  4. Step 4: Simplify right side
    239,829.89x = 43,817,858,219.81
  5. Step 5: Solve for x
    x = 43,817,858,219.81/239,829.89
  6. Step 6: Final answer
    x = 182,703.91

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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.