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Finding the Fourth Proportional to 45,852.40, 68,785.88 and 16,265.92

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Solution

The fourth proportional to 45,852.40, 68,785.88 and 16,265.92 is: 24,401.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,852.40 : 68,785.88 = 16,265.92 : x
  2. Step 2: Convert to fraction form
    45,852.40/68,785.88 = 16,265.92/x
  3. Step 3: Cross multiply
    45,852.40x = 68,785.88 × 16,265.92
  4. Step 4: Simplify right side
    45,852.40x = 1,118,865,621.21
  5. Step 5: Solve for x
    x = 1,118,865,621.21/45,852.40
  6. Step 6: Final answer
    x = 24,401.46

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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.