Home / 53,706.23-80,596.34-18,645.89

Finding the Fourth Proportional to 53,706.23, 80,596.34 and 18,645.89

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Solution

The fourth proportional to 53,706.23, 80,596.34 and 18,645.89 is: 27,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,706.23 : 80,596.34 = 18,645.89 : x
  2. Step 2: Convert to fraction form
    53,706.23/80,596.34 = 18,645.89/x
  3. Step 3: Cross multiply
    53,706.23x = 80,596.34 × 18,645.89
  4. Step 4: Simplify right side
    53,706.23x = 1,502,790,598.30
  5. Step 5: Solve for x
    x = 1,502,790,598.30/53,706.23
  6. Step 6: Final answer
    x = 27,981.68

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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.