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Finding the Fourth Proportional to 27,029.96, 40,545.96 and 7,308.51

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Solution

The fourth proportional to 27,029.96, 40,545.96 and 7,308.51 is: 10,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,029.96 : 40,545.96 = 7,308.51 : x
  2. Step 2: Convert to fraction form
    27,029.96/40,545.96 = 7,308.51/x
  3. Step 3: Cross multiply
    27,029.96x = 40,545.96 × 7,308.51
  4. Step 4: Simplify right side
    27,029.96x = 296,330,554.12
  5. Step 5: Solve for x
    x = 296,330,554.12/27,029.96
  6. Step 6: Final answer
    x = 10,963.04

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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.