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Finding the Fourth Proportional to 114,144.19, 157,526.27 and 63,843.19

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Solution

The fourth proportional to 114,144.19, 157,526.27 and 63,843.19 is: 88,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,144.19 : 157,526.27 = 63,843.19 : x
  2. Step 2: Convert to fraction form
    114,144.19/157,526.27 = 63,843.19/x
  3. Step 3: Cross multiply
    114,144.19x = 157,526.27 × 63,843.19
  4. Step 4: Simplify right side
    114,144.19x = 10,056,979,111.98
  5. Step 5: Solve for x
    x = 10,056,979,111.98/114,144.19
  6. Step 6: Final answer
    x = 88,107.68

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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.