Home / 172,150.20-258,225.48-53,822.16

Finding the Fourth Proportional to 172,150.20, 258,225.48 and 53,822.16

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Solution

The fourth proportional to 172,150.20, 258,225.48 and 53,822.16 is: 80,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,150.20 : 258,225.48 = 53,822.16 : x
  2. Step 2: Convert to fraction form
    172,150.20/258,225.48 = 53,822.16/x
  3. Step 3: Cross multiply
    172,150.20x = 258,225.48 × 53,822.16
  4. Step 4: Simplify right side
    172,150.20x = 13,898,253,100.64
  5. Step 5: Solve for x
    x = 13,898,253,100.64/172,150.20
  6. Step 6: Final answer
    x = 80,733.30

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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.