Home / 83,305.26-114,961.14-45,579.51

Finding the Fourth Proportional to 83,305.26, 114,961.14 and 45,579.51

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Solution

The fourth proportional to 83,305.26, 114,961.14 and 45,579.51 is: 62,899.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,305.26 : 114,961.14 = 45,579.51 : x
  2. Step 2: Convert to fraction form
    83,305.26/114,961.14 = 45,579.51/x
  3. Step 3: Cross multiply
    83,305.26x = 114,961.14 × 45,579.51
  4. Step 4: Simplify right side
    83,305.26x = 5,239,872,430.24
  5. Step 5: Solve for x
    x = 5,239,872,430.24/83,305.26
  6. Step 6: Final answer
    x = 62,899.66

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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.