Home / 71,623.08-98,832.26-41,403.60

Finding the Fourth Proportional to 71,623.08, 98,832.26 and 41,403.60

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Solution

The fourth proportional to 71,623.08, 98,832.26 and 41,403.60 is: 57,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,623.08 : 98,832.26 = 41,403.60 : x
  2. Step 2: Convert to fraction form
    71,623.08/98,832.26 = 41,403.60/x
  3. Step 3: Cross multiply
    71,623.08x = 98,832.26 × 41,403.60
  4. Step 4: Simplify right side
    71,623.08x = 4,092,011,360.14
  5. Step 5: Solve for x
    x = 4,092,011,360.14/71,623.08
  6. Step 6: Final answer
    x = 57,132.58

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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.