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Finding the Fourth Proportional to 40,342.77, 60,514.43 and 14,047.43

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Solution

The fourth proportional to 40,342.77, 60,514.43 and 14,047.43 is: 21,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.77 : 60,514.43 = 14,047.43 : x
  2. Step 2: Convert to fraction form
    40,342.77/60,514.43 = 14,047.43/x
  3. Step 3: Cross multiply
    40,342.77x = 60,514.43 × 14,047.43
  4. Step 4: Simplify right side
    40,342.77x = 850,071,846.61
  5. Step 5: Solve for x
    x = 850,071,846.61/40,342.77
  6. Step 6: Final answer
    x = 21,071.23

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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.