Home / 217,979.83-326,975.96-60,208.30

Finding the Fourth Proportional to 217,979.83, 326,975.96 and 60,208.30

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Solution

The fourth proportional to 217,979.83, 326,975.96 and 60,208.30 is: 90,314.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,979.83 : 326,975.96 = 60,208.30 : x
  2. Step 2: Convert to fraction form
    217,979.83/326,975.96 = 60,208.30/x
  3. Step 3: Cross multiply
    217,979.83x = 326,975.96 × 60,208.30
  4. Step 4: Simplify right side
    217,979.83x = 19,686,666,692.47
  5. Step 5: Solve for x
    x = 19,686,666,692.47/217,979.83
  6. Step 6: Final answer
    x = 90,314.17

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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.