Home / 89,858.37-124,004.67-49,572.04

Finding the Fourth Proportional to 89,858.37, 124,004.67 and 49,572.04

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Solution

The fourth proportional to 89,858.37, 124,004.67 and 49,572.04 is: 68,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,858.37 : 124,004.67 = 49,572.04 : x
  2. Step 2: Convert to fraction form
    89,858.37/124,004.67 = 49,572.04/x
  3. Step 3: Cross multiply
    89,858.37x = 124,004.67 × 49,572.04
  4. Step 4: Simplify right side
    89,858.37x = 6,147,164,461.43
  5. Step 5: Solve for x
    x = 6,147,164,461.43/89,858.37
  6. Step 6: Final answer
    x = 68,409.48

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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.