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Finding the Fourth Proportional to 57,603.96, 86,420.52 and 16,050.96

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Solution

The fourth proportional to 57,603.96, 86,420.52 and 16,050.96 is: 24,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,603.96 : 86,420.52 = 16,050.96 : x
  2. Step 2: Convert to fraction form
    57,603.96/86,420.52 = 16,050.96/x
  3. Step 3: Cross multiply
    57,603.96x = 86,420.52 × 16,050.96
  4. Step 4: Simplify right side
    57,603.96x = 1,387,132,420.81
  5. Step 5: Solve for x
    x = 1,387,132,420.81/57,603.96
  6. Step 6: Final answer
    x = 24,080.50

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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.