Home / 81,862.50-112,969.46-46,052.70

Finding the Fourth Proportional to 81,862.50, 112,969.46 and 46,052.70

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Solution

The fourth proportional to 81,862.50, 112,969.46 and 46,052.70 is: 63,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,862.50 : 112,969.46 = 46,052.70 : x
  2. Step 2: Convert to fraction form
    81,862.50/112,969.46 = 46,052.70/x
  3. Step 3: Cross multiply
    81,862.50x = 112,969.46 × 46,052.70
  4. Step 4: Simplify right side
    81,862.50x = 5,202,548,650.54
  5. Step 5: Solve for x
    x = 5,202,548,650.54/81,862.50
  6. Step 6: Final answer
    x = 63,552.28

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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.