Home / 62,984.21-86,929.52-36,135.59

Finding the Fourth Proportional to 62,984.21, 86,929.52 and 36,135.59

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Solution

The fourth proportional to 62,984.21, 86,929.52 and 36,135.59 is: 49,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,984.21 : 86,929.52 = 36,135.59 : x
  2. Step 2: Convert to fraction form
    62,984.21/86,929.52 = 36,135.59/x
  3. Step 3: Cross multiply
    62,984.21x = 86,929.52 × 36,135.59
  4. Step 4: Simplify right side
    62,984.21x = 3,141,248,878.29
  5. Step 5: Solve for x
    x = 3,141,248,878.29/62,984.21
  6. Step 6: Final answer
    x = 49,873.60

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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.