Home / 193,432.20-290,148.30-60,311.40

Finding the Fourth Proportional to 193,432.20, 290,148.30 and 60,311.40

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Solution

The fourth proportional to 193,432.20, 290,148.30 and 60,311.40 is: 90,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,432.20 : 290,148.30 = 60,311.40 : x
  2. Step 2: Convert to fraction form
    193,432.20/290,148.30 = 60,311.40/x
  3. Step 3: Cross multiply
    193,432.20x = 290,148.30 × 60,311.40
  4. Step 4: Simplify right side
    193,432.20x = 17,499,250,180.62
  5. Step 5: Solve for x
    x = 17,499,250,180.62/193,432.20
  6. Step 6: Final answer
    x = 90,467.10

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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.