Home / 67,330.96-92,905.86-40,467.04

Finding the Fourth Proportional to 67,330.96, 92,905.86 and 40,467.04

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Solution

The fourth proportional to 67,330.96, 92,905.86 and 40,467.04 is: 55,837.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,330.96 : 92,905.86 = 40,467.04 : x
  2. Step 2: Convert to fraction form
    67,330.96/92,905.86 = 40,467.04/x
  3. Step 3: Cross multiply
    67,330.96x = 92,905.86 × 40,467.04
  4. Step 4: Simplify right side
    67,330.96x = 3,759,625,152.85
  5. Step 5: Solve for x
    x = 3,759,625,152.85/67,330.96
  6. Step 6: Final answer
    x = 55,837.99

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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.