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Finding the Fourth Proportional to 26,714.86, 40,071.84 and 10,916.42

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Solution

The fourth proportional to 26,714.86, 40,071.84 and 10,916.42 is: 16,374.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,714.86 : 40,071.84 = 10,916.42 : x
  2. Step 2: Convert to fraction form
    26,714.86/40,071.84 = 10,916.42/x
  3. Step 3: Cross multiply
    26,714.86x = 40,071.84 × 10,916.42
  4. Step 4: Simplify right side
    26,714.86x = 437,441,035.61
  5. Step 5: Solve for x
    x = 437,441,035.61/26,714.86
  6. Step 6: Final answer
    x = 16,374.45

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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.