Home / 260,904.59-359,889.20-172,499.50

Finding the Fourth Proportional to 260,904.59, 359,889.20 and 172,499.50

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Solution

The fourth proportional to 260,904.59, 359,889.20 and 172,499.50 is: 237,944.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,904.59 : 359,889.20 = 172,499.50 : x
  2. Step 2: Convert to fraction form
    260,904.59/359,889.20 = 172,499.50/x
  3. Step 3: Cross multiply
    260,904.59x = 359,889.20 × 172,499.50
  4. Step 4: Simplify right side
    260,904.59x = 62,080,706,762.60
  5. Step 5: Solve for x
    x = 62,080,706,762.60/260,904.59
  6. Step 6: Final answer
    x = 237,944.09

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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.