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Finding the Fourth Proportional to 60,894.40, 91,340.80 and 16,525.32

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Solution

The fourth proportional to 60,894.40, 91,340.80 and 16,525.32 is: 24,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,894.40 : 91,340.80 = 16,525.32 : x
  2. Step 2: Convert to fraction form
    60,894.40/91,340.80 = 16,525.32/x
  3. Step 3: Cross multiply
    60,894.40x = 91,340.80 × 16,525.32
  4. Step 4: Simplify right side
    60,894.40x = 1,509,435,949.06
  5. Step 5: Solve for x
    x = 1,509,435,949.06/60,894.40
  6. Step 6: Final answer
    x = 24,787.76

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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.