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Finding the Fourth Proportional to 168,410.63, 232,406.87 and 92,959.13

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Solution

The fourth proportional to 168,410.63, 232,406.87 and 92,959.13 is: 128,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,410.63 : 232,406.87 = 92,959.13 : x
  2. Step 2: Convert to fraction form
    168,410.63/232,406.87 = 92,959.13/x
  3. Step 3: Cross multiply
    168,410.63x = 232,406.87 × 92,959.13
  4. Step 4: Simplify right side
    168,410.63x = 21,604,338,814.39
  5. Step 5: Solve for x
    x = 21,604,338,814.39/168,410.63
  6. Step 6: Final answer
    x = 128,283.70

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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.