Home / 40,894.08-61,344.60-11,311.92

Finding the Fourth Proportional to 40,894.08, 61,344.60 and 11,311.92

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Solution

The fourth proportional to 40,894.08, 61,344.60 and 11,311.92 is: 16,968.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.08 : 61,344.60 = 11,311.92 : x
  2. Step 2: Convert to fraction form
    40,894.08/61,344.60 = 11,311.92/x
  3. Step 3: Cross multiply
    40,894.08x = 61,344.60 × 11,311.92
  4. Step 4: Simplify right side
    40,894.08x = 693,925,207.63
  5. Step 5: Solve for x
    x = 693,925,207.63/40,894.08
  6. Step 6: Final answer
    x = 16,968.84

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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.