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Finding the Fourth Proportional to 63,406.67, 87,501.03 and 36,549.02

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Solution

The fourth proportional to 63,406.67, 87,501.03 and 36,549.02 is: 50,437.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,406.67 : 87,501.03 = 36,549.02 : x
  2. Step 2: Convert to fraction form
    63,406.67/87,501.03 = 36,549.02/x
  3. Step 3: Cross multiply
    63,406.67x = 87,501.03 × 36,549.02
  4. Step 4: Simplify right side
    63,406.67x = 3,198,076,977.18
  5. Step 5: Solve for x
    x = 3,198,076,977.18/63,406.67
  6. Step 6: Final answer
    x = 50,437.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.