Home / 293,060.60-439,547.70-82,719.80

Finding the Fourth Proportional to 293,060.60, 439,547.70 and 82,719.80

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Solution

The fourth proportional to 293,060.60, 439,547.70 and 82,719.80 is: 124,067.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,060.60 : 439,547.70 = 82,719.80 : x
  2. Step 2: Convert to fraction form
    293,060.60/439,547.70 = 82,719.80/x
  3. Step 3: Cross multiply
    293,060.60x = 439,547.70 × 82,719.80
  4. Step 4: Simplify right side
    293,060.60x = 36,359,297,834.46
  5. Step 5: Solve for x
    x = 36,359,297,834.46/293,060.60
  6. Step 6: Final answer
    x = 124,067.51

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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.