Home / 53,510.48-73,849.92-30,850.32

Finding the Fourth Proportional to 53,510.48, 73,849.92 and 30,850.32

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Solution

The fourth proportional to 53,510.48, 73,849.92 and 30,850.32 is: 42,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,510.48 : 73,849.92 = 30,850.32 : x
  2. Step 2: Convert to fraction form
    53,510.48/73,849.92 = 30,850.32/x
  3. Step 3: Cross multiply
    53,510.48x = 73,849.92 × 30,850.32
  4. Step 4: Simplify right side
    53,510.48x = 2,278,293,663.97
  5. Step 5: Solve for x
    x = 2,278,293,663.97/53,510.48
  6. Step 6: Final answer
    x = 42,576.59

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1.5x scale

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.