Home / 88,768.90-122,501.75-48,481.93

Finding the Fourth Proportional to 88,768.90, 122,501.75 and 48,481.93

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Solution

The fourth proportional to 88,768.90, 122,501.75 and 48,481.93 is: 66,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,768.90 : 122,501.75 = 48,481.93 : x
  2. Step 2: Convert to fraction form
    88,768.90/122,501.75 = 48,481.93/x
  3. Step 3: Cross multiply
    88,768.90x = 122,501.75 × 48,481.93
  4. Step 4: Simplify right side
    88,768.90x = 5,939,121,268.38
  5. Step 5: Solve for x
    x = 5,939,121,268.38/88,768.90
  6. Step 6: Final answer
    x = 66,905.43

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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.