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Finding the Fourth Proportional to 34,703.99, 52,045.20 and 12,514.49

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Solution

The fourth proportional to 34,703.99, 52,045.20 and 12,514.49 is: 18,767.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703.99 : 52,045.20 = 12,514.49 : x
  2. Step 2: Convert to fraction form
    34,703.99/52,045.20 = 12,514.49/x
  3. Step 3: Cross multiply
    34,703.99x = 52,045.20 × 12,514.49
  4. Step 4: Simplify right side
    34,703.99x = 651,318,874.72
  5. Step 5: Solve for x
    x = 651,318,874.72/34,703.99
  6. Step 6: Final answer
    x = 18,767.84

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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.