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Finding the Fourth Proportional to 14,637.34, 20,202.52 and 9,923.14

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Solution

The fourth proportional to 14,637.34, 20,202.52 and 9,923.14 is: 13,695.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.34 : 20,202.52 = 9,923.14 : x
  2. Step 2: Convert to fraction form
    14,637.34/20,202.52 = 9,923.14/x
  3. Step 3: Cross multiply
    14,637.34x = 20,202.52 × 9,923.14
  4. Step 4: Simplify right side
    14,637.34x = 200,472,434.31
  5. Step 5: Solve for x
    x = 200,472,434.31/14,637.34
  6. Step 6: Final answer
    x = 13,695.96

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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.