Home / 112,101.58-168,115.78-37,201.61

Finding the Fourth Proportional to 112,101.58, 168,115.78 and 37,201.61

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Solution

The fourth proportional to 112,101.58, 168,115.78 and 37,201.61 is: 55,790.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,101.58 : 168,115.78 = 37,201.61 : x
  2. Step 2: Convert to fraction form
    112,101.58/168,115.78 = 37,201.61/x
  3. Step 3: Cross multiply
    112,101.58x = 168,115.78 × 37,201.61
  4. Step 4: Simplify right side
    112,101.58x = 6,254,176,655.82
  5. Step 5: Solve for x
    x = 6,254,176,655.82/112,101.58
  6. Step 6: Final answer
    x = 55,790.27

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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.