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Finding the Fourth Proportional to 114,027, 157,354.38 and 63,726.36

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Solution

The fourth proportional to 114,027, 157,354.38 and 63,726.36 is: 87,940.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,027 : 157,354.38 = 63,726.36 : x
  2. Step 2: Convert to fraction form
    114,027/157,354.38 = 63,726.36/x
  3. Step 3: Cross multiply
    114,027x = 157,354.38 × 63,726.36
  4. Step 4: Simplify right side
    114,027x = 10,027,621,867.46
  5. Step 5: Solve for x
    x = 10,027,621,867.46/114,027
  6. Step 6: Final answer
    x = 87,940.77

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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.