Home / 89,051.67-122,889.06-48,767.13

Finding the Fourth Proportional to 89,051.67, 122,889.06 and 48,767.13

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Solution

The fourth proportional to 89,051.67, 122,889.06 and 48,767.13 is: 67,297.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,051.67 : 122,889.06 = 48,767.13 : x
  2. Step 2: Convert to fraction form
    89,051.67/122,889.06 = 48,767.13/x
  3. Step 3: Cross multiply
    89,051.67x = 122,889.06 × 48,767.13
  4. Step 4: Simplify right side
    89,051.67x = 5,992,946,764.60
  5. Step 5: Solve for x
    x = 5,992,946,764.60/89,051.67
  6. Step 6: Final answer
    x = 67,297.41

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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.