Home / 83,243.81-114,876.46-45,518.06

Finding the Fourth Proportional to 83,243.81, 114,876.46 and 45,518.06

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Solution

The fourth proportional to 83,243.81, 114,876.46 and 45,518.06 is: 62,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,243.81 : 114,876.46 = 45,518.06 : x
  2. Step 2: Convert to fraction form
    83,243.81/114,876.46 = 45,518.06/x
  3. Step 3: Cross multiply
    83,243.81x = 114,876.46 × 45,518.06
  4. Step 4: Simplify right side
    83,243.81x = 5,228,953,942.96
  5. Step 5: Solve for x
    x = 5,228,953,942.96/83,243.81
  6. Step 6: Final answer
    x = 62,814.93

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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.