Home / 77,815.73-116,536.49-44,434.61

Finding the Fourth Proportional to 77,815.73, 116,536.49 and 44,434.61

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Solution

The fourth proportional to 77,815.73, 116,536.49 and 44,434.61 is: 66,545.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,815.73 : 116,536.49 = 44,434.61 : x
  2. Step 2: Convert to fraction form
    77,815.73/116,536.49 = 44,434.61/x
  3. Step 3: Cross multiply
    77,815.73x = 116,536.49 × 44,434.61
  4. Step 4: Simplify right side
    77,815.73x = 5,178,252,679.06
  5. Step 5: Solve for x
    x = 5,178,252,679.06/77,815.73
  6. Step 6: Final answer
    x = 66,545.07

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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.