Home / 198,210.64-273,530.87-107,566.62

Finding the Fourth Proportional to 198,210.64, 273,530.87 and 107,566.62

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Solution

The fourth proportional to 198,210.64, 273,530.87 and 107,566.62 is: 148,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,210.64 : 273,530.87 = 107,566.62 : x
  2. Step 2: Convert to fraction form
    198,210.64/273,530.87 = 107,566.62/x
  3. Step 3: Cross multiply
    198,210.64x = 273,530.87 × 107,566.62
  4. Step 4: Simplify right side
    198,210.64x = 29,422,791,017.10
  5. Step 5: Solve for x
    x = 29,422,791,017.10/198,210.64
  6. Step 6: Final answer
    x = 148,442.04

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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.