Home / 89,985.50-124,181.00-49,698.33

Finding the Fourth Proportional to 89,985.50, 124,181.00 and 49,698.33

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Solution

The fourth proportional to 89,985.50, 124,181.00 and 49,698.33 is: 68,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,985.50 : 124,181.00 = 49,698.33 : x
  2. Step 2: Convert to fraction form
    89,985.50/124,181.00 = 49,698.33/x
  3. Step 3: Cross multiply
    89,985.50x = 124,181.00 × 49,698.33
  4. Step 4: Simplify right side
    89,985.50x = 6,171,588,069.24
  5. Step 5: Solve for x
    x = 6,171,588,069.24/89,985.50
  6. Step 6: Final answer
    x = 68,584.25

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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.