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Finding the Fourth Proportional to 60,476, 90,519.90 and 32,325.68

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Solution

The fourth proportional to 60,476, 90,519.90 and 32,325.68 is: 48,384.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,476 : 90,519.90 = 32,325.68 : x
  2. Step 2: Convert to fraction form
    60,476/90,519.90 = 32,325.68/x
  3. Step 3: Cross multiply
    60,476x = 90,519.90 × 32,325.68
  4. Step 4: Simplify right side
    60,476x = 2,926,117,321.03
  5. Step 5: Solve for x
    x = 2,926,117,321.03/60,476
  6. Step 6: Final answer
    x = 48,384.77

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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.