Home / 112,269.80-168,404.70-108,333.20

Finding the Fourth Proportional to 112,269.80, 168,404.70 and 108,333.20

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Solution

The fourth proportional to 112,269.80, 168,404.70 and 108,333.20 is: 162,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,269.80 : 168,404.70 = 108,333.20 : x
  2. Step 2: Convert to fraction form
    112,269.80/168,404.70 = 108,333.20/x
  3. Step 3: Cross multiply
    112,269.80x = 168,404.70 × 108,333.20
  4. Step 4: Simplify right side
    112,269.80x = 18,243,820,046.04
  5. Step 5: Solve for x
    x = 18,243,820,046.04/112,269.80
  6. Step 6: Final answer
    x = 162,499.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.