Home / 296,025.26-443,932.59-85,619.66

Finding the Fourth Proportional to 296,025.26, 443,932.59 and 85,619.66

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Solution

The fourth proportional to 296,025.26, 443,932.59 and 85,619.66 is: 128,399.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,025.26 : 443,932.59 = 85,619.66 : x
  2. Step 2: Convert to fraction form
    296,025.26/443,932.59 = 85,619.66/x
  3. Step 3: Cross multiply
    296,025.26x = 443,932.59 × 85,619.66
  4. Step 4: Simplify right side
    296,025.26x = 38,009,357,418.72
  5. Step 5: Solve for x
    x = 38,009,357,418.72/296,025.26
  6. Step 6: Final answer
    x = 128,399.03

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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.