Home / 68,063.82-93,921.75-63,048.30

Finding the Fourth Proportional to 68,063.82, 93,921.75 and 63,048.30

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Solution

The fourth proportional to 68,063.82, 93,921.75 and 63,048.30 is: 87,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,063.82 : 93,921.75 = 63,048.30 : x
  2. Step 2: Convert to fraction form
    68,063.82/93,921.75 = 63,048.30/x
  3. Step 3: Cross multiply
    68,063.82x = 93,921.75 × 63,048.30
  4. Step 4: Simplify right side
    68,063.82x = 5,921,606,670.53
  5. Step 5: Solve for x
    x = 5,921,606,670.53/68,063.82
  6. Step 6: Final answer
    x = 87,000.80

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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.