Home / 88,183.37-121,693.94-47,897.91

Finding the Fourth Proportional to 88,183.37, 121,693.94 and 47,897.91

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Solution

The fourth proportional to 88,183.37, 121,693.94 and 47,897.91 is: 66,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,183.37 : 121,693.94 = 47,897.91 : x
  2. Step 2: Convert to fraction form
    88,183.37/121,693.94 = 47,897.91/x
  3. Step 3: Cross multiply
    88,183.37x = 121,693.94 × 47,897.91
  4. Step 4: Simplify right side
    88,183.37x = 5,828,885,450.41
  5. Step 5: Solve for x
    x = 5,828,885,450.41/88,183.37
  6. Step 6: Final answer
    x = 66,099.60

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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.