Home / 111,304.29-166,956.75-32,420.46

Finding the Fourth Proportional to 111,304.29, 166,956.75 and 32,420.46

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Solution

The fourth proportional to 111,304.29, 166,956.75 and 32,420.46 is: 48,630.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,304.29 : 166,956.75 = 32,420.46 : x
  2. Step 2: Convert to fraction form
    111,304.29/166,956.75 = 32,420.46/x
  3. Step 3: Cross multiply
    111,304.29x = 166,956.75 × 32,420.46
  4. Step 4: Simplify right side
    111,304.29x = 5,412,814,635.11
  5. Step 5: Solve for x
    x = 5,412,814,635.11/111,304.29
  6. Step 6: Final answer
    x = 48,630.78

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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.