Home / 88,183.43-121,693.48-47,897.86

Finding the Fourth Proportional to 88,183.43, 121,693.48 and 47,897.86

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Solution

The fourth proportional to 88,183.43, 121,693.48 and 47,897.86 is: 66,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,183.43 : 121,693.48 = 47,897.86 : x
  2. Step 2: Convert to fraction form
    88,183.43/121,693.48 = 47,897.86/x
  3. Step 3: Cross multiply
    88,183.43x = 121,693.48 × 47,897.86
  4. Step 4: Simplify right side
    88,183.43x = 5,828,857,267.95
  5. Step 5: Solve for x
    x = 5,828,857,267.95/88,183.43
  6. Step 6: Final answer
    x = 66,099.24

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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.