Home / 39,031.08-53,861.66-23,115.68

Finding the Fourth Proportional to 39,031.08, 53,861.66 and 23,115.68

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Solution

The fourth proportional to 39,031.08, 53,861.66 and 23,115.68 is: 31,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,031.08 : 53,861.66 = 23,115.68 : x
  2. Step 2: Convert to fraction form
    39,031.08/53,861.66 = 23,115.68/x
  3. Step 3: Cross multiply
    39,031.08x = 53,861.66 × 23,115.68
  4. Step 4: Simplify right side
    39,031.08x = 1,245,048,896.83
  5. Step 5: Solve for x
    x = 1,245,048,896.83/39,031.08
  6. Step 6: Final answer
    x = 31,898.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.