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Finding the Fourth Proportional to 17,700.53, 26,550.79 and 4,553.01

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Solution

The fourth proportional to 17,700.53, 26,550.79 and 4,553.01 is: 6,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,700.53 : 26,550.79 = 4,553.01 : x
  2. Step 2: Convert to fraction form
    17,700.53/26,550.79 = 4,553.01/x
  3. Step 3: Cross multiply
    17,700.53x = 26,550.79 × 4,553.01
  4. Step 4: Simplify right side
    17,700.53x = 120,886,001.00
  5. Step 5: Solve for x
    x = 120,886,001.00/17,700.53
  6. Step 6: Final answer
    x = 6,829.52

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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.