Home / 81,532.14-112,569.66-50,951.94

Finding the Fourth Proportional to 81,532.14, 112,569.66 and 50,951.94

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Solution

The fourth proportional to 81,532.14, 112,569.66 and 50,951.94 is: 70,348.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,532.14 : 112,569.66 = 50,951.94 : x
  2. Step 2: Convert to fraction form
    81,532.14/112,569.66 = 50,951.94/x
  3. Step 3: Cross multiply
    81,532.14x = 112,569.66 × 50,951.94
  4. Step 4: Simplify right side
    81,532.14x = 5,735,642,562.14
  5. Step 5: Solve for x
    x = 5,735,642,562.14/81,532.14
  6. Step 6: Final answer
    x = 70,348.24

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1.5x scale

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.