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Finding the Fourth Proportional to 38,056.03, 52,516.03 and 21,061

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Solution

The fourth proportional to 38,056.03, 52,516.03 and 21,061 is: 29,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.03 : 52,516.03 = 21,061 : x
  2. Step 2: Convert to fraction form
    38,056.03/52,516.03 = 21,061/x
  3. Step 3: Cross multiply
    38,056.03x = 52,516.03 × 21,061
  4. Step 4: Simplify right side
    38,056.03x = 1,106,040,107.83
  5. Step 5: Solve for x
    x = 1,106,040,107.83/38,056.03
  6. Step 6: Final answer
    x = 29,063.47

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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.