Home / 115,160.28-172,763.64-48,600.48

Finding the Fourth Proportional to 115,160.28, 172,763.64 and 48,600.48

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Solution

The fourth proportional to 115,160.28, 172,763.64 and 48,600.48 is: 72,910.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,160.28 : 172,763.64 = 48,600.48 : x
  2. Step 2: Convert to fraction form
    115,160.28/172,763.64 = 48,600.48/x
  3. Step 3: Cross multiply
    115,160.28x = 172,763.64 × 48,600.48
  4. Step 4: Simplify right side
    115,160.28x = 8,396,395,830.55
  5. Step 5: Solve for x
    x = 8,396,395,830.55/115,160.28
  6. Step 6: Final answer
    x = 72,910.52

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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.