Home / 238,585.08-329,251.50-131,159.64

Finding the Fourth Proportional to 238,585.08, 329,251.50 and 131,159.64

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Solution

The fourth proportional to 238,585.08, 329,251.50 and 131,159.64 is: 181,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,585.08 : 329,251.50 = 131,159.64 : x
  2. Step 2: Convert to fraction form
    238,585.08/329,251.50 = 131,159.64/x
  3. Step 3: Cross multiply
    238,585.08x = 329,251.50 × 131,159.64
  4. Step 4: Simplify right side
    238,585.08x = 43,184,508,209.46
  5. Step 5: Solve for x
    x = 43,184,508,209.46/238,585.08
  6. Step 6: Final answer
    x = 181,002.55

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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.