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Finding the Fourth Proportional to 216,975.78, 325,463.27 and 59,203.98

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Solution

The fourth proportional to 216,975.78, 325,463.27 and 59,203.98 is: 88,805.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,975.78 : 325,463.27 = 59,203.98 : x
  2. Step 2: Convert to fraction form
    216,975.78/325,463.27 = 59,203.98/x
  3. Step 3: Cross multiply
    216,975.78x = 325,463.27 × 59,203.98
  4. Step 4: Simplify right side
    216,975.78x = 19,268,720,631.79
  5. Step 5: Solve for x
    x = 19,268,720,631.79/216,975.78
  6. Step 6: Final answer
    x = 88,805.86

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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.