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Finding the Fourth Proportional to 32,510.22, 48,760.35 and 10,320.72

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Solution

The fourth proportional to 32,510.22, 48,760.35 and 10,320.72 is: 15,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,510.22 : 48,760.35 = 10,320.72 : x
  2. Step 2: Convert to fraction form
    32,510.22/48,760.35 = 10,320.72/x
  3. Step 3: Cross multiply
    32,510.22x = 48,760.35 × 10,320.72
  4. Step 4: Simplify right side
    32,510.22x = 503,241,919.45
  5. Step 5: Solve for x
    x = 503,241,919.45/32,510.22
  6. Step 6: Final answer
    x = 15,479.50

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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.