Home / 239,103.40-329,962.74-131,673.16

Finding the Fourth Proportional to 239,103.40, 329,962.74 and 131,673.16

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Solution

The fourth proportional to 239,103.40, 329,962.74 and 131,673.16 is: 181,708.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,103.40 : 329,962.74 = 131,673.16 : x
  2. Step 2: Convert to fraction form
    239,103.40/329,962.74 = 131,673.16/x
  3. Step 3: Cross multiply
    239,103.40x = 329,962.74 × 131,673.16
  4. Step 4: Simplify right side
    239,103.40x = 43,447,236,658.06
  5. Step 5: Solve for x
    x = 43,447,236,658.06/239,103.40
  6. Step 6: Final answer
    x = 181,708.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.