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Finding the Fourth Proportional to 114,173.66, 157,622.96 and 68,863.12

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Solution

The fourth proportional to 114,173.66, 157,622.96 and 68,863.12 is: 95,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,173.66 : 157,622.96 = 68,863.12 : x
  2. Step 2: Convert to fraction form
    114,173.66/157,622.96 = 68,863.12/x
  3. Step 3: Cross multiply
    114,173.66x = 157,622.96 × 68,863.12
  4. Step 4: Simplify right side
    114,173.66x = 10,854,408,809.24
  5. Step 5: Solve for x
    x = 10,854,408,809.24/114,173.66
  6. Step 6: Final answer
    x = 95,069.29

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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.