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Finding the Fourth Proportional to 168,395.62, 232,384.47 and 92,942.50

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Solution

The fourth proportional to 168,395.62, 232,384.47 and 92,942.50 is: 128,259.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,395.62 : 232,384.47 = 92,942.50 : x
  2. Step 2: Convert to fraction form
    168,395.62/232,384.47 = 92,942.50/x
  3. Step 3: Cross multiply
    168,395.62x = 232,384.47 × 92,942.50
  4. Step 4: Simplify right side
    168,395.62x = 21,598,393,602.98
  5. Step 5: Solve for x
    x = 21,598,393,602.98/168,395.62
  6. Step 6: Final answer
    x = 128,259.83

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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.