Home / 62,873.79-86,764.10-34,579.47

Finding the Fourth Proportional to 62,873.79, 86,764.10 and 34,579.47

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Solution

The fourth proportional to 62,873.79, 86,764.10 and 34,579.47 is: 47,718.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,873.79 : 86,764.10 = 34,579.47 : x
  2. Step 2: Convert to fraction form
    62,873.79/86,764.10 = 34,579.47/x
  3. Step 3: Cross multiply
    62,873.79x = 86,764.10 × 34,579.47
  4. Step 4: Simplify right side
    62,873.79x = 3,000,256,745.50
  5. Step 5: Solve for x
    x = 3,000,256,745.50/62,873.79
  6. Step 6: Final answer
    x = 47,718.72

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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.