Home / 172,365.35-258,548.02-54,046.22

Finding the Fourth Proportional to 172,365.35, 258,548.02 and 54,046.22

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Solution

The fourth proportional to 172,365.35, 258,548.02 and 54,046.22 is: 81,069.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,365.35 : 258,548.02 = 54,046.22 : x
  2. Step 2: Convert to fraction form
    172,365.35/258,548.02 = 54,046.22/x
  3. Step 3: Cross multiply
    172,365.35x = 258,548.02 × 54,046.22
  4. Step 4: Simplify right side
    172,365.35x = 13,973,543,169.48
  5. Step 5: Solve for x
    x = 13,973,543,169.48/172,365.35
  6. Step 6: Final answer
    x = 81,069.33

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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.