Home / 77,420.00-116,141.55-27,495.91

Finding the Fourth Proportional to 77,420.00, 116,141.55 and 27,495.91

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Solution

The fourth proportional to 77,420.00, 116,141.55 and 27,495.91 is: 41,247.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,420.00 : 116,141.55 = 27,495.91 : x
  2. Step 2: Convert to fraction form
    77,420.00/116,141.55 = 27,495.91/x
  3. Step 3: Cross multiply
    77,420.00x = 116,141.55 × 27,495.91
  4. Step 4: Simplify right side
    77,420.00x = 3,193,416,994.83
  5. Step 5: Solve for x
    x = 3,193,416,994.83/77,420.00
  6. Step 6: Final answer
    x = 41,247.96

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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.