Home / 204,044.04-306,014.22-79,317

Finding the Fourth Proportional to 204,044.04, 306,014.22 and 79,317

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Solution

The fourth proportional to 204,044.04, 306,014.22 and 79,317 is: 118,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,044.04 : 306,014.22 = 79,317 : x
  2. Step 2: Convert to fraction form
    204,044.04/306,014.22 = 79,317/x
  3. Step 3: Cross multiply
    204,044.04x = 306,014.22 × 79,317
  4. Step 4: Simplify right side
    204,044.04x = 24,272,129,887.74
  5. Step 5: Solve for x
    x = 24,272,129,887.74/204,044.04
  6. Step 6: Final answer
    x = 118,955.35

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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.