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Finding the Fourth Proportional to 67,051.76, 100,424.52 and 32,016.08

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Solution

The fourth proportional to 67,051.76, 100,424.52 and 32,016.08 is: 47,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,051.76 : 100,424.52 = 32,016.08 : x
  2. Step 2: Convert to fraction form
    67,051.76/100,424.52 = 32,016.08/x
  3. Step 3: Cross multiply
    67,051.76x = 100,424.52 × 32,016.08
  4. Step 4: Simplify right side
    67,051.76x = 3,215,199,466.28
  5. Step 5: Solve for x
    x = 3,215,199,466.28/67,051.76
  6. Step 6: Final answer
    x = 47,951.01

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1.5x scale

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.