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Finding the Fourth Proportional to 60,723.84, 91,071.78 and 16,354.08

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Solution

The fourth proportional to 60,723.84, 91,071.78 and 16,354.08 is: 24,527.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,723.84 : 91,071.78 = 16,354.08 : x
  2. Step 2: Convert to fraction form
    60,723.84/91,071.78 = 16,354.08/x
  3. Step 3: Cross multiply
    60,723.84x = 91,071.78 × 16,354.08
  4. Step 4: Simplify right side
    60,723.84x = 1,489,395,175.86
  5. Step 5: Solve for x
    x = 1,489,395,175.86/60,723.84
  6. Step 6: Final answer
    x = 24,527.35

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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.