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Finding the Fourth Proportional to 19,545.78, 26,973.23 and 10,593.21

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Solution

The fourth proportional to 19,545.78, 26,973.23 and 10,593.21 is: 14,618.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.78 : 26,973.23 = 10,593.21 : x
  2. Step 2: Convert to fraction form
    19,545.78/26,973.23 = 10,593.21/x
  3. Step 3: Cross multiply
    19,545.78x = 26,973.23 × 10,593.21
  4. Step 4: Simplify right side
    19,545.78x = 285,733,036.80
  5. Step 5: Solve for x
    x = 285,733,036.80/19,545.78
  6. Step 6: Final answer
    x = 14,618.66

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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.