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Finding the Fourth Proportional to 67,810.60, 101,643.90 and 32,727.40

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Solution

The fourth proportional to 67,810.60, 101,643.90 and 32,727.40 is: 49,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,810.60 : 101,643.90 = 32,727.40 : x
  2. Step 2: Convert to fraction form
    67,810.60/101,643.90 = 32,727.40/x
  3. Step 3: Cross multiply
    67,810.60x = 101,643.90 × 32,727.40
  4. Step 4: Simplify right side
    67,810.60x = 3,326,540,572.86
  5. Step 5: Solve for x
    x = 3,326,540,572.86/67,810.60
  6. Step 6: Final answer
    x = 49,056.35

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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.