Home / 79,623.86-119,416.56-23,448.68

Finding the Fourth Proportional to 79,623.86, 119,416.56 and 23,448.68

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Solution

The fourth proportional to 79,623.86, 119,416.56 and 23,448.68 is: 35,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,623.86 : 119,416.56 = 23,448.68 : x
  2. Step 2: Convert to fraction form
    79,623.86/119,416.56 = 23,448.68/x
  3. Step 3: Cross multiply
    79,623.86x = 119,416.56 × 23,448.68
  4. Step 4: Simplify right side
    79,623.86x = 2,800,160,702.14
  5. Step 5: Solve for x
    x = 2,800,160,702.14/79,623.86
  6. Step 6: Final answer
    x = 35,167.36

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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.