Home / 111,269.23-166,930.10-36,389.08

Finding the Fourth Proportional to 111,269.23, 166,930.10 and 36,389.08

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Solution

The fourth proportional to 111,269.23, 166,930.10 and 36,389.08 is: 54,592.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,269.23 : 166,930.10 = 36,389.08 : x
  2. Step 2: Convert to fraction form
    111,269.23/166,930.10 = 36,389.08/x
  3. Step 3: Cross multiply
    111,269.23x = 166,930.10 × 36,389.08
  4. Step 4: Simplify right side
    111,269.23x = 6,074,432,926.48
  5. Step 5: Solve for x
    x = 6,074,432,926.48/111,269.23
  6. Step 6: Final answer
    x = 54,592.21

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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.