Home / 83,006.10-114,551.01-45,283.86

Finding the Fourth Proportional to 83,006.10, 114,551.01 and 45,283.86

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Solution

The fourth proportional to 83,006.10, 114,551.01 and 45,283.86 is: 62,493.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,006.10 : 114,551.01 = 45,283.86 : x
  2. Step 2: Convert to fraction form
    83,006.10/114,551.01 = 45,283.86/x
  3. Step 3: Cross multiply
    83,006.10x = 114,551.01 × 45,283.86
  4. Step 4: Simplify right side
    83,006.10x = 5,187,311,899.70
  5. Step 5: Solve for x
    x = 5,187,311,899.70/83,006.10
  6. Step 6: Final answer
    x = 62,493.14

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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.