Home / 63,949.83-88,257.35-40,682.40

Finding the Fourth Proportional to 63,949.83, 88,257.35 and 40,682.40

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Solution

The fourth proportional to 63,949.83, 88,257.35 and 40,682.40 is: 56,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,949.83 : 88,257.35 = 40,682.40 : x
  2. Step 2: Convert to fraction form
    63,949.83/88,257.35 = 40,682.40/x
  3. Step 3: Cross multiply
    63,949.83x = 88,257.35 × 40,682.40
  4. Step 4: Simplify right side
    63,949.83x = 3,590,520,612.23
  5. Step 5: Solve for x
    x = 3,590,520,612.23/63,949.83
  6. Step 6: Final answer
    x = 56,145.90

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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.