Home / 61,315.29-84,638.22-35,829.94

Finding the Fourth Proportional to 61,315.29, 84,638.22 and 35,829.94

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Solution

The fourth proportional to 61,315.29, 84,638.22 and 35,829.94 is: 49,458.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,315.29 : 84,638.22 = 35,829.94 : x
  2. Step 2: Convert to fraction form
    61,315.29/84,638.22 = 35,829.94/x
  3. Step 3: Cross multiply
    61,315.29x = 84,638.22 × 35,829.94
  4. Step 4: Simplify right side
    61,315.29x = 3,032,582,584.47
  5. Step 5: Solve for x
    x = 3,032,582,584.47/61,315.29
  6. Step 6: Final answer
    x = 49,458.83

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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.