Home / 172,014.48-258,012.57-53,672.26

Finding the Fourth Proportional to 172,014.48, 258,012.57 and 53,672.26

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Solution

The fourth proportional to 172,014.48, 258,012.57 and 53,672.26 is: 80,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,014.48 : 258,012.57 = 53,672.26 : x
  2. Step 2: Convert to fraction form
    172,014.48/258,012.57 = 53,672.26/x
  3. Step 3: Cross multiply
    172,014.48x = 258,012.57 × 53,672.26
  4. Step 4: Simplify right side
    172,014.48x = 13,848,117,740.31
  5. Step 5: Solve for x
    x = 13,848,117,740.31/172,014.48
  6. Step 6: Final answer
    x = 80,505.54

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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.