Home / 63,509.18-87,654.08-36,647.96

Finding the Fourth Proportional to 63,509.18, 87,654.08 and 36,647.96

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Solution

The fourth proportional to 63,509.18, 87,654.08 and 36,647.96 is: 50,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,509.18 : 87,654.08 = 36,647.96 : x
  2. Step 2: Convert to fraction form
    63,509.18/87,654.08 = 36,647.96/x
  3. Step 3: Cross multiply
    63,509.18x = 87,654.08 × 36,647.96
  4. Step 4: Simplify right side
    63,509.18x = 3,212,342,871.03
  5. Step 5: Solve for x
    x = 3,212,342,871.03/63,509.18
  6. Step 6: Final answer
    x = 50,580.77

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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.