Home / 198,228.77-273,552.90-107,584.91

Finding the Fourth Proportional to 198,228.77, 273,552.90 and 107,584.91

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Solution

The fourth proportional to 198,228.77, 273,552.90 and 107,584.91 is: 148,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,228.77 : 273,552.90 = 107,584.91 : x
  2. Step 2: Convert to fraction form
    198,228.77/273,552.90 = 107,584.91/x
  3. Step 3: Cross multiply
    198,228.77x = 273,552.90 × 107,584.91
  4. Step 4: Simplify right side
    198,228.77x = 29,430,164,126.74
  5. Step 5: Solve for x
    x = 29,430,164,126.74/198,228.77
  6. Step 6: Final answer
    x = 148,465.65

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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.