Home / 62,799.78-86,664.68-34,120.01

Finding the Fourth Proportional to 62,799.78, 86,664.68 and 34,120.01

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Solution

The fourth proportional to 62,799.78, 86,664.68 and 34,120.01 is: 47,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,799.78 : 86,664.68 = 34,120.01 : x
  2. Step 2: Convert to fraction form
    62,799.78/86,664.68 = 34,120.01/x
  3. Step 3: Cross multiply
    62,799.78x = 86,664.68 × 34,120.01
  4. Step 4: Simplify right side
    62,799.78x = 2,956,999,748.25
  5. Step 5: Solve for x
    x = 2,956,999,748.25/62,799.78
  6. Step 6: Final answer
    x = 47,086.15

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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.