Home / 293,059.60-439,546.20-82,718.80

Finding the Fourth Proportional to 293,059.60, 439,546.20 and 82,718.80

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Solution

The fourth proportional to 293,059.60, 439,546.20 and 82,718.80 is: 124,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,059.60 : 439,546.20 = 82,718.80 : x
  2. Step 2: Convert to fraction form
    293,059.60/439,546.20 = 82,718.80/x
  3. Step 3: Cross multiply
    293,059.60x = 439,546.20 × 82,718.80
  4. Step 4: Simplify right side
    293,059.60x = 36,358,734,208.56
  5. Step 5: Solve for x
    x = 36,358,734,208.56/293,059.60
  6. Step 6: Final answer
    x = 124,066.01

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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.