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Finding the Fourth Proportional to 18,095.16, 27,125.72 and 9,762.69

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Solution

The fourth proportional to 18,095.16, 27,125.72 and 9,762.69 is: 14,634.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095.16 : 27,125.72 = 9,762.69 : x
  2. Step 2: Convert to fraction form
    18,095.16/27,125.72 = 9,762.69/x
  3. Step 3: Cross multiply
    18,095.16x = 27,125.72 × 9,762.69
  4. Step 4: Simplify right side
    18,095.16x = 264,819,884.16
  5. Step 5: Solve for x
    x = 264,819,884.16/18,095.16
  6. Step 6: Final answer
    x = 14,634.85

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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.