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Finding the Fourth Proportional to 15,252.15, 22,861.85 and 9,970.59

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Solution

The fourth proportional to 15,252.15, 22,861.85 and 9,970.59 is: 14,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,252.15 : 22,861.85 = 9,970.59 : x
  2. Step 2: Convert to fraction form
    15,252.15/22,861.85 = 9,970.59/x
  3. Step 3: Cross multiply
    15,252.15x = 22,861.85 × 9,970.59
  4. Step 4: Simplify right side
    15,252.15x = 227,946,083.14
  5. Step 5: Solve for x
    x = 227,946,083.14/15,252.15
  6. Step 6: Final answer
    x = 14,945.18

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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.