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Finding the Fourth Proportional to 16,506.92, 24,720 and 14,907.68

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Solution

The fourth proportional to 16,506.92, 24,720 and 14,907.68 is: 22,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,506.92 : 24,720 = 14,907.68 : x
  2. Step 2: Convert to fraction form
    16,506.92/24,720 = 14,907.68/x
  3. Step 3: Cross multiply
    16,506.92x = 24,720 × 14,907.68
  4. Step 4: Simplify right side
    16,506.92x = 368,517,849.60
  5. Step 5: Solve for x
    x = 368,517,849.60/16,506.92
  6. Step 6: Final answer
    x = 22,325.05

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1.5x scale

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.