Home / 209,965.19-314,953.25-60,199.43

Finding the Fourth Proportional to 209,965.19, 314,953.25 and 60,199.43

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Solution

The fourth proportional to 209,965.19, 314,953.25 and 60,199.43 is: 90,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,965.19 : 314,953.25 = 60,199.43 : x
  2. Step 2: Convert to fraction form
    209,965.19/314,953.25 = 60,199.43/x
  3. Step 3: Cross multiply
    209,965.19x = 314,953.25 × 60,199.43
  4. Step 4: Simplify right side
    209,965.19x = 18,960,004,250.88
  5. Step 5: Solve for x
    x = 18,960,004,250.88/209,965.19
  6. Step 6: Final answer
    x = 90,300.71

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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.