Home / 53,904.08-80,861.14-18,353.49

Finding the Fourth Proportional to 53,904.08, 80,861.14 and 18,353.49

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Solution

The fourth proportional to 53,904.08, 80,861.14 and 18,353.49 is: 27,531.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,904.08 : 80,861.14 = 18,353.49 : x
  2. Step 2: Convert to fraction form
    53,904.08/80,861.14 = 18,353.49/x
  3. Step 3: Cross multiply
    53,904.08x = 80,861.14 × 18,353.49
  4. Step 4: Simplify right side
    53,904.08x = 1,484,083,740.85
  5. Step 5: Solve for x
    x = 1,484,083,740.85/53,904.08
  6. Step 6: Final answer
    x = 27,531.94

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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.