Home / 239,830.14-330,956.91-132,397.86

Finding the Fourth Proportional to 239,830.14, 330,956.91 and 132,397.86

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Solution

The fourth proportional to 239,830.14, 330,956.91 and 132,397.86 is: 182,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,830.14 : 330,956.91 = 132,397.86 : x
  2. Step 2: Convert to fraction form
    239,830.14/330,956.91 = 132,397.86/x
  3. Step 3: Cross multiply
    239,830.14x = 330,956.91 × 132,397.86
  4. Step 4: Simplify right side
    239,830.14x = 43,817,986,636.21
  5. Step 5: Solve for x
    x = 43,817,986,636.21/239,830.14
  6. Step 6: Final answer
    x = 182,704.26

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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.