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Finding the Fourth Proportional to 16,762.75, 25,154.72 and 9,372.06

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Solution

The fourth proportional to 16,762.75, 25,154.72 and 9,372.06 is: 14,064.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762.75 : 25,154.72 = 9,372.06 : x
  2. Step 2: Convert to fraction form
    16,762.75/25,154.72 = 9,372.06/x
  3. Step 3: Cross multiply
    16,762.75x = 25,154.72 × 9,372.06
  4. Step 4: Simplify right side
    16,762.75x = 235,751,545.12
  5. Step 5: Solve for x
    x = 235,751,545.12/16,762.75
  6. Step 6: Final answer
    x = 14,064.01

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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.