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Finding the Fourth Proportional to 15,298.09, 22,927.69 and 8,364.49

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Solution

The fourth proportional to 15,298.09, 22,927.69 and 8,364.49 is: 12,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,298.09 : 22,927.69 = 8,364.49 : x
  2. Step 2: Convert to fraction form
    15,298.09/22,927.69 = 8,364.49/x
  3. Step 3: Cross multiply
    15,298.09x = 22,927.69 × 8,364.49
  4. Step 4: Simplify right side
    15,298.09x = 191,778,433.73
  5. Step 5: Solve for x
    x = 191,778,433.73/15,298.09
  6. Step 6: Final answer
    x = 12,536.10

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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.