Home / 117,571.41-162,243.95-69,823.53

Finding the Fourth Proportional to 117,571.41, 162,243.95 and 69,823.53

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Solution

The fourth proportional to 117,571.41, 162,243.95 and 69,823.53 is: 96,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,571.41 : 162,243.95 = 69,823.53 : x
  2. Step 2: Convert to fraction form
    117,571.41/162,243.95 = 69,823.53/x
  3. Step 3: Cross multiply
    117,571.41x = 162,243.95 × 69,823.53
  4. Step 4: Simplify right side
    117,571.41x = 11,328,444,961.03
  5. Step 5: Solve for x
    x = 11,328,444,961.03/117,571.41
  6. Step 6: Final answer
    x = 96,353.74

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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.