Home / 53,013.05-73,128.65-33,596.40

Finding the Fourth Proportional to 53,013.05, 73,128.65 and 33,596.40

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Solution

The fourth proportional to 53,013.05, 73,128.65 and 33,596.40 is: 46,344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,013.05 : 73,128.65 = 33,596.40 : x
  2. Step 2: Convert to fraction form
    53,013.05/73,128.65 = 33,596.40/x
  3. Step 3: Cross multiply
    53,013.05x = 73,128.65 × 33,596.40
  4. Step 4: Simplify right side
    53,013.05x = 2,456,859,208.88
  5. Step 5: Solve for x
    x = 2,456,859,208.88/53,013.05
  6. Step 6: Final answer
    x = 46,344.43

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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.