Home / 112,037.60-168,052.80-37,161.20

Finding the Fourth Proportional to 112,037.60, 168,052.80 and 37,161.20

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Solution

The fourth proportional to 112,037.60, 168,052.80 and 37,161.20 is: 55,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,037.60 : 168,052.80 = 37,161.20 : x
  2. Step 2: Convert to fraction form
    112,037.60/168,052.80 = 37,161.20/x
  3. Step 3: Cross multiply
    112,037.60x = 168,052.80 × 37,161.20
  4. Step 4: Simplify right side
    112,037.60x = 6,245,043,711.36
  5. Step 5: Solve for x
    x = 6,245,043,711.36/112,037.60
  6. Step 6: Final answer
    x = 55,740.61

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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.