Home / 62,820.70-94,242.59-20,703.26

Finding the Fourth Proportional to 62,820.70, 94,242.59 and 20,703.26

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Solution

The fourth proportional to 62,820.70, 94,242.59 and 20,703.26 is: 31,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.70 : 94,242.59 = 20,703.26 : x
  2. Step 2: Convert to fraction form
    62,820.70/94,242.59 = 20,703.26/x
  3. Step 3: Cross multiply
    62,820.70x = 94,242.59 × 20,703.26
  4. Step 4: Simplify right side
    62,820.70x = 1,951,128,843.84
  5. Step 5: Solve for x
    x = 1,951,128,843.84/62,820.70
  6. Step 6: Final answer
    x = 31,058.69

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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.