Home / 53,055.75-73,227.34-30,409.92

Finding the Fourth Proportional to 53,055.75, 73,227.34 and 30,409.92

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Solution

The fourth proportional to 53,055.75, 73,227.34 and 30,409.92 is: 41,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,055.75 : 73,227.34 = 30,409.92 : x
  2. Step 2: Convert to fraction form
    53,055.75/73,227.34 = 30,409.92/x
  3. Step 3: Cross multiply
    53,055.75x = 73,227.34 × 30,409.92
  4. Step 4: Simplify right side
    53,055.75x = 2,226,837,555.47
  5. Step 5: Solve for x
    x = 2,226,837,555.47/53,055.75
  6. Step 6: Final answer
    x = 41,971.65

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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.