Home / 53,218.08-73,440.54-29,020.41

Finding the Fourth Proportional to 53,218.08, 73,440.54 and 29,020.41

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Solution

The fourth proportional to 53,218.08, 73,440.54 and 29,020.41 is: 40,047.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,218.08 : 73,440.54 = 29,020.41 : x
  2. Step 2: Convert to fraction form
    53,218.08/73,440.54 = 29,020.41/x
  3. Step 3: Cross multiply
    53,218.08x = 73,440.54 × 29,020.41
  4. Step 4: Simplify right side
    53,218.08x = 2,131,274,581.42
  5. Step 5: Solve for x
    x = 2,131,274,581.42/53,218.08
  6. Step 6: Final answer
    x = 40,047.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.