Home / 112,155.19-168,249.65-36,228.39

Finding the Fourth Proportional to 112,155.19, 168,249.65 and 36,228.39

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Solution

The fourth proportional to 112,155.19, 168,249.65 and 36,228.39 is: 54,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,155.19 : 168,249.65 = 36,228.39 : x
  2. Step 2: Convert to fraction form
    112,155.19/168,249.65 = 36,228.39/x
  3. Step 3: Cross multiply
    112,155.19x = 168,249.65 × 36,228.39
  4. Step 4: Simplify right side
    112,155.19x = 6,095,413,937.56
  5. Step 5: Solve for x
    x = 6,095,413,937.56/112,155.19
  6. Step 6: Final answer
    x = 54,348.03

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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.