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Finding the Fourth Proportional to 38,060.50, 52,523.49 and 21,293.50

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Solution

The fourth proportional to 38,060.50, 52,523.49 and 21,293.50 is: 29,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,060.50 : 52,523.49 = 21,293.50 : x
  2. Step 2: Convert to fraction form
    38,060.50/52,523.49 = 21,293.50/x
  3. Step 3: Cross multiply
    38,060.50x = 52,523.49 × 21,293.50
  4. Step 4: Simplify right side
    38,060.50x = 1,118,408,934.32
  5. Step 5: Solve for x
    x = 1,118,408,934.32/38,060.50
  6. Step 6: Final answer
    x = 29,385.03

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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.