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Finding the Fourth Proportional to 13,882.72, 19,158 and 7,595.08

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Solution

The fourth proportional to 13,882.72, 19,158 and 7,595.08 is: 10,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882.72 : 19,158 = 7,595.08 : x
  2. Step 2: Convert to fraction form
    13,882.72/19,158 = 7,595.08/x
  3. Step 3: Cross multiply
    13,882.72x = 19,158 × 7,595.08
  4. Step 4: Simplify right side
    13,882.72x = 145,506,542.64
  5. Step 5: Solve for x
    x = 145,506,542.64/13,882.72
  6. Step 6: Final answer
    x = 10,481.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.