Home / 179,613.20-269,419.80-134,998.40

Finding the Fourth Proportional to 179,613.20, 269,419.80 and 134,998.40

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Solution

The fourth proportional to 179,613.20, 269,419.80 and 134,998.40 is: 202,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,613.20 : 269,419.80 = 134,998.40 : x
  2. Step 2: Convert to fraction form
    179,613.20/269,419.80 = 134,998.40/x
  3. Step 3: Cross multiply
    179,613.20x = 269,419.80 × 134,998.40
  4. Step 4: Simplify right side
    179,613.20x = 36,371,241,928.32
  5. Step 5: Solve for x
    x = 36,371,241,928.32/179,613.20
  6. Step 6: Final answer
    x = 202,497.60

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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.