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Finding the Fourth Proportional to 16,624.74, 22,942.02 and 9,070.95

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Solution

The fourth proportional to 16,624.74, 22,942.02 and 9,070.95 is: 12,517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,624.74 : 22,942.02 = 9,070.95 : x
  2. Step 2: Convert to fraction form
    16,624.74/22,942.02 = 9,070.95/x
  3. Step 3: Cross multiply
    16,624.74x = 22,942.02 × 9,070.95
  4. Step 4: Simplify right side
    16,624.74x = 208,105,916.32
  5. Step 5: Solve for x
    x = 208,105,916.32/16,624.74
  6. Step 6: Final answer
    x = 12,517.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.