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Finding the Fourth Proportional to 16,776.04, 25,164.54 and 7,542.04

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Solution

The fourth proportional to 16,776.04, 25,164.54 and 7,542.04 is: 11,313.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.04 : 25,164.54 = 7,542.04 : x
  2. Step 2: Convert to fraction form
    16,776.04/25,164.54 = 7,542.04/x
  3. Step 3: Cross multiply
    16,776.04x = 25,164.54 × 7,542.04
  4. Step 4: Simplify right side
    16,776.04x = 189,791,967.26
  5. Step 5: Solve for x
    x = 189,791,967.26/16,776.04
  6. Step 6: Final answer
    x = 11,313.28

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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.