Home / 60,942.18-91,440.54-38,749.80

Finding the Fourth Proportional to 60,942.18, 91,440.54 and 38,749.80

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Solution

The fourth proportional to 60,942.18, 91,440.54 and 38,749.80 is: 58,142.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,942.18 : 91,440.54 = 38,749.80 : x
  2. Step 2: Convert to fraction form
    60,942.18/91,440.54 = 38,749.80/x
  3. Step 3: Cross multiply
    60,942.18x = 91,440.54 × 38,749.80
  4. Step 4: Simplify right side
    60,942.18x = 3,543,302,636.89
  5. Step 5: Solve for x
    x = 3,543,302,636.89/60,942.18
  6. Step 6: Final answer
    x = 58,142.04

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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.