Home / 47,355.76-65,329.24-27,479.92

Finding the Fourth Proportional to 47,355.76, 65,329.24 and 27,479.92

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Solution

The fourth proportional to 47,355.76, 65,329.24 and 27,479.92 is: 37,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.76 : 65,329.24 = 27,479.92 : x
  2. Step 2: Convert to fraction form
    47,355.76/65,329.24 = 27,479.92/x
  3. Step 3: Cross multiply
    47,355.76x = 65,329.24 × 27,479.92
  4. Step 4: Simplify right side
    47,355.76x = 1,795,242,288.86
  5. Step 5: Solve for x
    x = 1,795,242,288.86/47,355.76
  6. Step 6: Final answer
    x = 37,909.69

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Why These Related Problems?

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