Home / 209,736.95-314,602.38-51,964.34

Finding the Fourth Proportional to 209,736.95, 314,602.38 and 51,964.34

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Solution

The fourth proportional to 209,736.95, 314,602.38 and 51,964.34 is: 77,945.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,736.95 : 314,602.38 = 51,964.34 : x
  2. Step 2: Convert to fraction form
    209,736.95/314,602.38 = 51,964.34/x
  3. Step 3: Cross multiply
    209,736.95x = 314,602.38 × 51,964.34
  4. Step 4: Simplify right side
    209,736.95x = 16,348,103,466.12
  5. Step 5: Solve for x
    x = 16,348,103,466.12/209,736.95
  6. Step 6: Final answer
    x = 77,945.75

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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.