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Finding the Fourth Proportional to 27,025.55, 40,538.95 and 7,035.83

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Solution

The fourth proportional to 27,025.55, 40,538.95 and 7,035.83 is: 10,553.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,025.55 : 40,538.95 = 7,035.83 : x
  2. Step 2: Convert to fraction form
    27,025.55/40,538.95 = 7,035.83/x
  3. Step 3: Cross multiply
    27,025.55x = 40,538.95 × 7,035.83
  4. Step 4: Simplify right side
    27,025.55x = 285,225,092.32
  5. Step 5: Solve for x
    x = 285,225,092.32/27,025.55
  6. Step 6: Final answer
    x = 10,553.91

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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.