Home / 79,539.38-119,309.25-37,388.54

Finding the Fourth Proportional to 79,539.38, 119,309.25 and 37,388.54

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Solution

The fourth proportional to 79,539.38, 119,309.25 and 37,388.54 is: 56,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,539.38 : 119,309.25 = 37,388.54 : x
  2. Step 2: Convert to fraction form
    79,539.38/119,309.25 = 37,388.54/x
  3. Step 3: Cross multiply
    79,539.38x = 119,309.25 × 37,388.54
  4. Step 4: Simplify right side
    79,539.38x = 4,460,798,666.00
  5. Step 5: Solve for x
    x = 4,460,798,666.00/79,539.38
  6. Step 6: Final answer
    x = 56,082.89

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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.