Home / 174,418.80-261,628.20-172,575.60

Finding the Fourth Proportional to 174,418.80, 261,628.20 and 172,575.60

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Solution

The fourth proportional to 174,418.80, 261,628.20 and 172,575.60 is: 258,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,418.80 : 261,628.20 = 172,575.60 : x
  2. Step 2: Convert to fraction form
    174,418.80/261,628.20 = 172,575.60/x
  3. Step 3: Cross multiply
    174,418.80x = 261,628.20 × 172,575.60
  4. Step 4: Simplify right side
    174,418.80x = 45,150,643,591.92
  5. Step 5: Solve for x
    x = 45,150,643,591.92/174,418.80
  6. Step 6: Final answer
    x = 258,863.40

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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.