Home / 56,456.91-84,668.07-39,038.67

Finding the Fourth Proportional to 56,456.91, 84,668.07 and 39,038.67

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Solution

The fourth proportional to 56,456.91, 84,668.07 and 39,038.67 is: 58,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,456.91 : 84,668.07 = 39,038.67 : x
  2. Step 2: Convert to fraction form
    56,456.91/84,668.07 = 39,038.67/x
  3. Step 3: Cross multiply
    56,456.91x = 84,668.07 × 39,038.67
  4. Step 4: Simplify right side
    56,456.91x = 3,305,328,844.27
  5. Step 5: Solve for x
    x = 3,305,328,844.27/56,456.91
  6. Step 6: Final answer
    x = 58,546.05

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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.