Home / 40,733.92-61,110.40-12,652.54

Finding the Fourth Proportional to 40,733.92, 61,110.40 and 12,652.54

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Solution

The fourth proportional to 40,733.92, 61,110.40 and 12,652.54 is: 18,981.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,733.92 : 61,110.40 = 12,652.54 : x
  2. Step 2: Convert to fraction form
    40,733.92/61,110.40 = 12,652.54/x
  3. Step 3: Cross multiply
    40,733.92x = 61,110.40 × 12,652.54
  4. Step 4: Simplify right side
    40,733.92x = 773,201,780.42
  5. Step 5: Solve for x
    x = 773,201,780.42/40,733.92
  6. Step 6: Final answer
    x = 18,981.77

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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.