Home / 101,085.12-151,562.88-41,961.60

Finding the Fourth Proportional to 101,085.12, 151,562.88 and 41,961.60

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Solution

The fourth proportional to 101,085.12, 151,562.88 and 41,961.60 is: 62,915.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,085.12 : 151,562.88 = 41,961.60 : x
  2. Step 2: Convert to fraction form
    101,085.12/151,562.88 = 41,961.60/x
  3. Step 3: Cross multiply
    101,085.12x = 151,562.88 × 41,961.60
  4. Step 4: Simplify right side
    101,085.12x = 6,359,820,945.41
  5. Step 5: Solve for x
    x = 6,359,820,945.41/101,085.12
  6. Step 6: Final answer
    x = 62,915.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.