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Finding the Fourth Proportional to 25,473.93, 38,199.43 and 7,697.72

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Solution

The fourth proportional to 25,473.93, 38,199.43 and 7,697.72 is: 11,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,473.93 : 38,199.43 = 7,697.72 : x
  2. Step 2: Convert to fraction form
    25,473.93/38,199.43 = 7,697.72/x
  3. Step 3: Cross multiply
    25,473.93x = 38,199.43 × 7,697.72
  4. Step 4: Simplify right side
    25,473.93x = 294,048,516.30
  5. Step 5: Solve for x
    x = 294,048,516.30/25,473.93
  6. Step 6: Final answer
    x = 11,543.12

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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.