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Finding the Fourth Proportional to 114,116.66, 157,427.92 and 73,843.44

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Solution

The fourth proportional to 114,116.66, 157,427.92 and 73,843.44 is: 101,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,116.66 : 157,427.92 = 73,843.44 : x
  2. Step 2: Convert to fraction form
    114,116.66/157,427.92 = 73,843.44/x
  3. Step 3: Cross multiply
    114,116.66x = 157,427.92 × 73,843.44
  4. Step 4: Simplify right side
    114,116.66x = 11,625,018,008.49
  5. Step 5: Solve for x
    x = 11,625,018,008.49/114,116.66
  6. Step 6: Final answer
    x = 101,869.60

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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.