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Finding the Fourth Proportional to 168,409, 232,404.44 and 92,957.52

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Solution

The fourth proportional to 168,409, 232,404.44 and 92,957.52 is: 128,281.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,409 : 232,404.44 = 92,957.52 : x
  2. Step 2: Convert to fraction form
    168,409/232,404.44 = 92,957.52/x
  3. Step 3: Cross multiply
    168,409x = 232,404.44 × 92,957.52
  4. Step 4: Simplify right side
    168,409x = 21,603,740,379.39
  5. Step 5: Solve for x
    x = 21,603,740,379.39/168,409
  6. Step 6: Final answer
    x = 128,281.39

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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.