Home / 198,445.44-297,357-168,741.12

Finding the Fourth Proportional to 198,445.44, 297,357 and 168,741.12

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Solution

The fourth proportional to 198,445.44, 297,357 and 168,741.12 is: 252,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,445.44 : 297,357 = 168,741.12 : x
  2. Step 2: Convert to fraction form
    198,445.44/297,357 = 168,741.12/x
  3. Step 3: Cross multiply
    198,445.44x = 297,357 × 168,741.12
  4. Step 4: Simplify right side
    198,445.44x = 50,176,353,219.84
  5. Step 5: Solve for x
    x = 50,176,353,219.84/198,445.44
  6. Step 6: Final answer
    x = 252,847.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.