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Finding the Fourth Proportional to 29,462.88, 40,648.80 and 16,714.68

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Solution

The fourth proportional to 29,462.88, 40,648.80 and 16,714.68 is: 23,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,462.88 : 40,648.80 = 16,714.68 : x
  2. Step 2: Convert to fraction form
    29,462.88/40,648.80 = 16,714.68/x
  3. Step 3: Cross multiply
    29,462.88x = 40,648.80 × 16,714.68
  4. Step 4: Simplify right side
    29,462.88x = 679,431,684.38
  5. Step 5: Solve for x
    x = 679,431,684.38/29,462.88
  6. Step 6: Final answer
    x = 23,060.60

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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.