Home / 209,818.77-314,556.83-97,569.17

Finding the Fourth Proportional to 209,818.77, 314,556.83 and 97,569.17

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Solution

The fourth proportional to 209,818.77, 314,556.83 and 97,569.17 is: 146,274.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,818.77 : 314,556.83 = 97,569.17 : x
  2. Step 2: Convert to fraction form
    209,818.77/314,556.83 = 97,569.17/x
  3. Step 3: Cross multiply
    209,818.77x = 314,556.83 × 97,569.17
  4. Step 4: Simplify right side
    209,818.77x = 30,691,048,820.93
  5. Step 5: Solve for x
    x = 30,691,048,820.93/209,818.77
  6. Step 6: Final answer
    x = 146,274.09

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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.