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Finding the Fourth Proportional to 14,477.04, 19,983.04 and 8,508.56

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Solution

The fourth proportional to 14,477.04, 19,983.04 and 8,508.56 is: 11,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.04 : 19,983.04 = 8,508.56 : x
  2. Step 2: Convert to fraction form
    14,477.04/19,983.04 = 8,508.56/x
  3. Step 3: Cross multiply
    14,477.04x = 19,983.04 × 8,508.56
  4. Step 4: Simplify right side
    14,477.04x = 170,026,894.82
  5. Step 5: Solve for x
    x = 170,026,894.82/14,477.04
  6. Step 6: Final answer
    x = 11,744.59

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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.