Home / 198,088.52-273,360.56-107,444.25

Finding the Fourth Proportional to 198,088.52, 273,360.56 and 107,444.25

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Solution

The fourth proportional to 198,088.52, 273,360.56 and 107,444.25 is: 148,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,088.52 : 273,360.56 = 107,444.25 : x
  2. Step 2: Convert to fraction form
    198,088.52/273,360.56 = 107,444.25/x
  3. Step 3: Cross multiply
    198,088.52x = 273,360.56 × 107,444.25
  4. Step 4: Simplify right side
    198,088.52x = 29,371,019,811.56
  5. Step 5: Solve for x
    x = 29,371,019,811.56/198,088.52
  6. Step 6: Final answer
    x = 148,272.20

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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.