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Finding the Fourth Proportional to 61,524.41, 84,903.91 and 35,688.04

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Solution

The fourth proportional to 61,524.41, 84,903.91 and 35,688.04 is: 49,249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,524.41 : 84,903.91 = 35,688.04 : x
  2. Step 2: Convert to fraction form
    61,524.41/84,903.91 = 35,688.04/x
  3. Step 3: Cross multiply
    61,524.41x = 84,903.91 × 35,688.04
  4. Step 4: Simplify right side
    61,524.41x = 3,030,053,834.76
  5. Step 5: Solve for x
    x = 3,030,053,834.76/61,524.41
  6. Step 6: Final answer
    x = 49,249.62

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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.