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Finding the Fourth Proportional to 38,048.58, 52,506.03 and 21,052.38

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Solution

The fourth proportional to 38,048.58, 52,506.03 and 21,052.38 is: 29,051.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,048.58 : 52,506.03 = 21,052.38 : x
  2. Step 2: Convert to fraction form
    38,048.58/52,506.03 = 21,052.38/x
  3. Step 3: Cross multiply
    38,048.58x = 52,506.03 × 21,052.38
  4. Step 4: Simplify right side
    38,048.58x = 1,105,376,895.85
  5. Step 5: Solve for x
    x = 1,105,376,895.85/38,048.58
  6. Step 6: Final answer
    x = 29,051.73

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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.