Home / 62,302.24-93,469.60-20,749.60

Finding the Fourth Proportional to 62,302.24, 93,469.60 and 20,749.60

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Solution

The fourth proportional to 62,302.24, 93,469.60 and 20,749.60 is: 31,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,302.24 : 93,469.60 = 20,749.60 : x
  2. Step 2: Convert to fraction form
    62,302.24/93,469.60 = 20,749.60/x
  3. Step 3: Cross multiply
    62,302.24x = 93,469.60 × 20,749.60
  4. Step 4: Simplify right side
    62,302.24x = 1,939,456,812.16
  5. Step 5: Solve for x
    x = 1,939,456,812.16/62,302.24
  6. Step 6: Final answer
    x = 31,129.81

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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.