Home / 193,148.20-289,376.70-165,500.20

Finding the Fourth Proportional to 193,148.20, 289,376.70 and 165,500.20

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Solution

The fourth proportional to 193,148.20, 289,376.70 and 165,500.20 is: 247,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,148.20 : 289,376.70 = 165,500.20 : x
  2. Step 2: Convert to fraction form
    193,148.20/289,376.70 = 165,500.20/x
  3. Step 3: Cross multiply
    193,148.20x = 289,376.70 × 165,500.20
  4. Step 4: Simplify right side
    193,148.20x = 47,891,901,725.34
  5. Step 5: Solve for x
    x = 47,891,901,725.34/193,148.20
  6. Step 6: Final answer
    x = 247,954.17

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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.