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Finding the Fourth Proportional to 168,602.67, 232,720.16 and 111,283.83

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Solution

The fourth proportional to 168,602.67, 232,720.16 and 111,283.83 is: 153,603.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,602.67 : 232,720.16 = 111,283.83 : x
  2. Step 2: Convert to fraction form
    168,602.67/232,720.16 = 111,283.83/x
  3. Step 3: Cross multiply
    168,602.67x = 232,720.16 × 111,283.83
  4. Step 4: Simplify right side
    168,602.67x = 25,897,990,166.59
  5. Step 5: Solve for x
    x = 25,897,990,166.59/168,602.67
  6. Step 6: Final answer
    x = 153,603.68

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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.