Home / 62,820.43-94,230.64-21,264.19

Finding the Fourth Proportional to 62,820.43, 94,230.64 and 21,264.19

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Solution

The fourth proportional to 62,820.43, 94,230.64 and 21,264.19 is: 31,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.43 : 94,230.64 = 21,264.19 : x
  2. Step 2: Convert to fraction form
    62,820.43/94,230.64 = 21,264.19/x
  3. Step 3: Cross multiply
    62,820.43x = 94,230.64 × 21,264.19
  4. Step 4: Simplify right side
    62,820.43x = 2,003,738,023.79
  5. Step 5: Solve for x
    x = 2,003,738,023.79/62,820.43
  6. Step 6: Final answer
    x = 31,896.28

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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.