Home / 238,607.20-329,263.95-131,177.17

Finding the Fourth Proportional to 238,607.20, 329,263.95 and 131,177.17

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Solution

The fourth proportional to 238,607.20, 329,263.95 and 131,177.17 is: 181,016.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,607.20 : 329,263.95 = 131,177.17 : x
  2. Step 2: Convert to fraction form
    238,607.20/329,263.95 = 131,177.17/x
  3. Step 3: Cross multiply
    238,607.20x = 329,263.95 × 131,177.17
  4. Step 4: Simplify right side
    238,607.20x = 43,191,913,144.02
  5. Step 5: Solve for x
    x = 43,191,913,144.02/238,607.20
  6. Step 6: Final answer
    x = 181,016.81

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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.