Home / 172,015.48-258,014.07-53,673.26

Finding the Fourth Proportional to 172,015.48, 258,014.07 and 53,673.26

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Solution

The fourth proportional to 172,015.48, 258,014.07 and 53,673.26 is: 80,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,015.48 : 258,014.07 = 53,673.26 : x
  2. Step 2: Convert to fraction form
    172,015.48/258,014.07 = 53,673.26/x
  3. Step 3: Cross multiply
    172,015.48x = 258,014.07 × 53,673.26
  4. Step 4: Simplify right side
    172,015.48x = 13,848,456,262.77
  5. Step 5: Solve for x
    x = 13,848,456,262.77/172,015.48
  6. Step 6: Final answer
    x = 80,507.03

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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.