Home / 217,593.54-326,490.75-99,301.14

Finding the Fourth Proportional to 217,593.54, 326,490.75 and 99,301.14

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Solution

The fourth proportional to 217,593.54, 326,490.75 and 99,301.14 is: 148,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,593.54 : 326,490.75 = 99,301.14 : x
  2. Step 2: Convert to fraction form
    217,593.54/326,490.75 = 99,301.14/x
  3. Step 3: Cross multiply
    217,593.54x = 326,490.75 × 99,301.14
  4. Step 4: Simplify right side
    217,593.54x = 32,420,903,674.46
  5. Step 5: Solve for x
    x = 32,420,903,674.46/217,593.54
  6. Step 6: Final answer
    x = 148,997.55

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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.