Home / 260,904.70-359,889.35-172,499.61

Finding the Fourth Proportional to 260,904.70, 359,889.35 and 172,499.61

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Solution

The fourth proportional to 260,904.70, 359,889.35 and 172,499.61 is: 237,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,904.70 : 359,889.35 = 172,499.61 : x
  2. Step 2: Convert to fraction form
    260,904.70/359,889.35 = 172,499.61/x
  3. Step 3: Cross multiply
    260,904.70x = 359,889.35 × 172,499.61
  4. Step 4: Simplify right side
    260,904.70x = 62,080,769,856.21
  5. Step 5: Solve for x
    x = 62,080,769,856.21/260,904.70
  6. Step 6: Final answer
    x = 237,944.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.