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Finding the Fourth Proportional to 14,351.01, 21,506.46 and 6,953.50

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Solution

The fourth proportional to 14,351.01, 21,506.46 and 6,953.50 is: 10,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.01 : 21,506.46 = 6,953.50 : x
  2. Step 2: Convert to fraction form
    14,351.01/21,506.46 = 6,953.50/x
  3. Step 3: Cross multiply
    14,351.01x = 21,506.46 × 6,953.50
  4. Step 4: Simplify right side
    14,351.01x = 149,545,169.61
  5. Step 5: Solve for x
    x = 149,545,169.61/14,351.01
  6. Step 6: Final answer
    x = 10,420.53

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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.