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Finding the Fourth Proportional to 60,868.40, 91,295.40 and 16,492.40

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Solution

The fourth proportional to 60,868.40, 91,295.40 and 16,492.40 is: 24,736.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,868.40 : 91,295.40 = 16,492.40 : x
  2. Step 2: Convert to fraction form
    60,868.40/91,295.40 = 16,492.40/x
  3. Step 3: Cross multiply
    60,868.40x = 91,295.40 × 16,492.40
  4. Step 4: Simplify right side
    60,868.40x = 1,505,680,254.96
  5. Step 5: Solve for x
    x = 1,505,680,254.96/60,868.40
  6. Step 6: Final answer
    x = 24,736.65

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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.