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Finding the Fourth Proportional to 117,807.10, 175,910.41 and 114,614.68

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Solution

The fourth proportional to 117,807.10, 175,910.41 and 114,614.68 is: 171,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,807.10 : 175,910.41 = 114,614.68 : x
  2. Step 2: Convert to fraction form
    117,807.10/175,910.41 = 114,614.68/x
  3. Step 3: Cross multiply
    117,807.10x = 175,910.41 × 114,614.68
  4. Step 4: Simplify right side
    117,807.10x = 20,161,915,350.82
  5. Step 5: Solve for x
    x = 20,161,915,350.82/117,807.10
  6. Step 6: Final answer
    x = 171,143.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.