Home / 53,234.37-79,835.10-17,688.12

Finding the Fourth Proportional to 53,234.37, 79,835.10 and 17,688.12

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Solution

The fourth proportional to 53,234.37, 79,835.10 and 17,688.12 is: 26,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,234.37 : 79,835.10 = 17,688.12 : x
  2. Step 2: Convert to fraction form
    53,234.37/79,835.10 = 17,688.12/x
  3. Step 3: Cross multiply
    53,234.37x = 79,835.10 × 17,688.12
  4. Step 4: Simplify right side
    53,234.37x = 1,412,132,829.01
  5. Step 5: Solve for x
    x = 1,412,132,829.01/53,234.37
  6. Step 6: Final answer
    x = 26,526.71

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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.