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Finding the Fourth Proportional to 168,854.84, 232,918.14 and 111,494.68

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Solution

The fourth proportional to 168,854.84, 232,918.14 and 111,494.68 is: 153,795.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,854.84 : 232,918.14 = 111,494.68 : x
  2. Step 2: Convert to fraction form
    168,854.84/232,918.14 = 111,494.68/x
  3. Step 3: Cross multiply
    168,854.84x = 232,918.14 × 111,494.68
  4. Step 4: Simplify right side
    168,854.84x = 25,969,133,485.50
  5. Step 5: Solve for x
    x = 25,969,133,485.50/168,854.84
  6. Step 6: Final answer
    x = 153,795.61

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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.