Home / 161,747.30-222,208.11-133,364.90

Finding the Fourth Proportional to 161,747.30, 222,208.11 and 133,364.90

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Solution

The fourth proportional to 161,747.30, 222,208.11 and 133,364.90 is: 183,216.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,747.30 : 222,208.11 = 133,364.90 : x
  2. Step 2: Convert to fraction form
    161,747.30/222,208.11 = 133,364.90/x
  3. Step 3: Cross multiply
    161,747.30x = 222,208.11 × 133,364.90
  4. Step 4: Simplify right side
    161,747.30x = 29,634,762,369.34
  5. Step 5: Solve for x
    x = 29,634,762,369.34/161,747.30
  6. Step 6: Final answer
    x = 183,216.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.