Home / 110,025.20-165,037.80-31,152.80

Finding the Fourth Proportional to 110,025.20, 165,037.80 and 31,152.80

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Solution

The fourth proportional to 110,025.20, 165,037.80 and 31,152.80 is: 46,729.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,025.20 : 165,037.80 = 31,152.80 : x
  2. Step 2: Convert to fraction form
    110,025.20/165,037.80 = 31,152.80/x
  3. Step 3: Cross multiply
    110,025.20x = 165,037.80 × 31,152.80
  4. Step 4: Simplify right side
    110,025.20x = 5,141,389,575.84
  5. Step 5: Solve for x
    x = 5,141,389,575.84/110,025.20
  6. Step 6: Final answer
    x = 46,729.20

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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.