Home / 196,612.58-271,239.80-124,954.22

Finding the Fourth Proportional to 196,612.58, 271,239.80 and 124,954.22

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Solution

The fourth proportional to 196,612.58, 271,239.80 and 124,954.22 is: 172,382.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,612.58 : 271,239.80 = 124,954.22 : x
  2. Step 2: Convert to fraction form
    196,612.58/271,239.80 = 124,954.22/x
  3. Step 3: Cross multiply
    196,612.58x = 271,239.80 × 124,954.22
  4. Step 4: Simplify right side
    196,612.58x = 33,892,557,641.96
  5. Step 5: Solve for x
    x = 33,892,557,641.96/196,612.58
  6. Step 6: Final answer
    x = 172,382.45

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1.5x scale

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.