Home / 77,422.03-116,095.46-45,409.82

Finding the Fourth Proportional to 77,422.03, 116,095.46 and 45,409.82

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Solution

The fourth proportional to 77,422.03, 116,095.46 and 45,409.82 is: 68,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,422.03 : 116,095.46 = 45,409.82 : x
  2. Step 2: Convert to fraction form
    77,422.03/116,095.46 = 45,409.82/x
  3. Step 3: Cross multiply
    77,422.03x = 116,095.46 × 45,409.82
  4. Step 4: Simplify right side
    77,422.03x = 5,271,874,042.36
  5. Step 5: Solve for x
    x = 5,271,874,042.36/77,422.03
  6. Step 6: Final answer
    x = 68,092.68

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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.