Home / 49,818.72-68,714.64-29,659.98

Finding the Fourth Proportional to 49,818.72, 68,714.64 and 29,659.98

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Solution

The fourth proportional to 49,818.72, 68,714.64 and 29,659.98 is: 40,909.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,818.72 : 68,714.64 = 29,659.98 : x
  2. Step 2: Convert to fraction form
    49,818.72/68,714.64 = 29,659.98/x
  3. Step 3: Cross multiply
    49,818.72x = 68,714.64 × 29,659.98
  4. Step 4: Simplify right side
    49,818.72x = 2,038,074,848.11
  5. Step 5: Solve for x
    x = 2,038,074,848.11/49,818.72
  6. Step 6: Final answer
    x = 40,909.82

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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.