Home / 162,010.89-243,016.34-51,194.25

Finding the Fourth Proportional to 162,010.89, 243,016.34 and 51,194.25

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Solution

The fourth proportional to 162,010.89, 243,016.34 and 51,194.25 is: 76,791.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,010.89 : 243,016.34 = 51,194.25 : x
  2. Step 2: Convert to fraction form
    162,010.89/243,016.34 = 51,194.25/x
  3. Step 3: Cross multiply
    162,010.89x = 243,016.34 × 51,194.25
  4. Step 4: Simplify right side
    162,010.89x = 12,441,039,264.05
  5. Step 5: Solve for x
    x = 12,441,039,264.05/162,010.89
  6. Step 6: Final answer
    x = 76,791.38

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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.