Home / 158,778.72-238,226.24-114,455.52

Finding the Fourth Proportional to 158,778.72, 238,226.24 and 114,455.52

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Solution

The fourth proportional to 158,778.72, 238,226.24 and 114,455.52 is: 171,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,778.72 : 238,226.24 = 114,455.52 : x
  2. Step 2: Convert to fraction form
    158,778.72/238,226.24 = 114,455.52/x
  3. Step 3: Cross multiply
    158,778.72x = 238,226.24 × 114,455.52
  4. Step 4: Simplify right side
    158,778.72x = 27,266,308,176.84
  5. Step 5: Solve for x
    x = 27,266,308,176.84/158,778.72
  6. Step 6: Final answer
    x = 171,725.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.