Home / 111,252.18-166,888.50-36,372.72

Finding the Fourth Proportional to 111,252.18, 166,888.50 and 36,372.72

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Solution

The fourth proportional to 111,252.18, 166,888.50 and 36,372.72 is: 54,562.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,252.18 : 166,888.50 = 36,372.72 : x
  2. Step 2: Convert to fraction form
    111,252.18/166,888.50 = 36,372.72/x
  3. Step 3: Cross multiply
    111,252.18x = 166,888.50 × 36,372.72
  4. Step 4: Simplify right side
    111,252.18x = 6,070,188,681.72
  5. Step 5: Solve for x
    x = 6,070,188,681.72/111,252.18
  6. Step 6: Final answer
    x = 54,562.42

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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.