Home / 107,800.29-161,590.28-37,621.89

Finding the Fourth Proportional to 107,800.29, 161,590.28 and 37,621.89

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Solution

The fourth proportional to 107,800.29, 161,590.28 and 37,621.89 is: 56,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,800.29 : 161,590.28 = 37,621.89 : x
  2. Step 2: Convert to fraction form
    107,800.29/161,590.28 = 37,621.89/x
  3. Step 3: Cross multiply
    107,800.29x = 161,590.28 × 37,621.89
  4. Step 4: Simplify right side
    107,800.29x = 6,079,331,551.12
  5. Step 5: Solve for x
    x = 6,079,331,551.12/107,800.29
  6. Step 6: Final answer
    x = 56,394.39

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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.