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Finding the Fourth Proportional to 131,927.44, 197,891.16 and 58,055.44

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Solution

The fourth proportional to 131,927.44, 197,891.16 and 58,055.44 is: 87,083.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,927.44 : 197,891.16 = 58,055.44 : x
  2. Step 2: Convert to fraction form
    131,927.44/197,891.16 = 58,055.44/x
  3. Step 3: Cross multiply
    131,927.44x = 197,891.16 × 58,055.44
  4. Step 4: Simplify right side
    131,927.44x = 11,488,657,653.47
  5. Step 5: Solve for x
    x = 11,488,657,653.47/131,927.44
  6. Step 6: Final answer
    x = 87,083.16

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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.