Home / 89,743.86-134,610.93-27,409.50

Finding the Fourth Proportional to 89,743.86, 134,610.93 and 27,409.50

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Solution

The fourth proportional to 89,743.86, 134,610.93 and 27,409.50 is: 41,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,743.86 : 134,610.93 = 27,409.50 : x
  2. Step 2: Convert to fraction form
    89,743.86/134,610.93 = 27,409.50/x
  3. Step 3: Cross multiply
    89,743.86x = 134,610.93 × 27,409.50
  4. Step 4: Simplify right side
    89,743.86x = 3,689,618,285.84
  5. Step 5: Solve for x
    x = 3,689,618,285.84/89,743.86
  6. Step 6: Final answer
    x = 41,112.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.