Home / 193,260.20-289,890.30-165,612.20

Finding the Fourth Proportional to 193,260.20, 289,890.30 and 165,612.20

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Solution

The fourth proportional to 193,260.20, 289,890.30 and 165,612.20 is: 248,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,260.20 : 289,890.30 = 165,612.20 : x
  2. Step 2: Convert to fraction form
    193,260.20/289,890.30 = 165,612.20/x
  3. Step 3: Cross multiply
    193,260.20x = 289,890.30 × 165,612.20
  4. Step 4: Simplify right side
    193,260.20x = 48,009,370,341.66
  5. Step 5: Solve for x
    x = 48,009,370,341.66/193,260.20
  6. Step 6: Final answer
    x = 248,418.30

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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.