Home / 209,495.02-314,243.17-51,723.49

Finding the Fourth Proportional to 209,495.02, 314,243.17 and 51,723.49

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Solution

The fourth proportional to 209,495.02, 314,243.17 and 51,723.49 is: 77,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,495.02 : 314,243.17 = 51,723.49 : x
  2. Step 2: Convert to fraction form
    209,495.02/314,243.17 = 51,723.49/x
  3. Step 3: Cross multiply
    209,495.02x = 314,243.17 × 51,723.49
  4. Step 4: Simplify right side
    209,495.02x = 16,253,753,461.06
  5. Step 5: Solve for x
    x = 16,253,753,461.06/209,495.02
  6. Step 6: Final answer
    x = 77,585.39

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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.