Home / 238,055.76-356,616.27-138,005.64

Finding the Fourth Proportional to 238,055.76, 356,616.27 and 138,005.64

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Solution

The fourth proportional to 238,055.76, 356,616.27 and 138,005.64 is: 206,737.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,055.76 : 356,616.27 = 138,005.64 : x
  2. Step 2: Convert to fraction form
    238,055.76/356,616.27 = 138,005.64/x
  3. Step 3: Cross multiply
    238,055.76x = 356,616.27 × 138,005.64
  4. Step 4: Simplify right side
    238,055.76x = 49,215,056,575.76
  5. Step 5: Solve for x
    x = 49,215,056,575.76/238,055.76
  6. Step 6: Final answer
    x = 206,737.52

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1.5x scale

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.