Home / 120,670.04-166,524.63-66,955.43

Finding the Fourth Proportional to 120,670.04, 166,524.63 and 66,955.43

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Solution

The fourth proportional to 120,670.04, 166,524.63 and 66,955.43 is: 92,398.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,670.04 : 166,524.63 = 66,955.43 : x
  2. Step 2: Convert to fraction form
    120,670.04/166,524.63 = 66,955.43/x
  3. Step 3: Cross multiply
    120,670.04x = 166,524.63 × 66,955.43
  4. Step 4: Simplify right side
    120,670.04x = 11,149,727,374.62
  5. Step 5: Solve for x
    x = 11,149,727,374.62/120,670.04
  6. Step 6: Final answer
    x = 92,398.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.