Home / 42,102.98-62,846.19-37,120.85

Finding the Fourth Proportional to 42,102.98, 62,846.19 and 37,120.85

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Solution

The fourth proportional to 42,102.98, 62,846.19 and 37,120.85 is: 55,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,102.98 : 62,846.19 = 37,120.85 : x
  2. Step 2: Convert to fraction form
    42,102.98/62,846.19 = 37,120.85/x
  3. Step 3: Cross multiply
    42,102.98x = 62,846.19 × 37,120.85
  4. Step 4: Simplify right side
    42,102.98x = 2,332,903,817.03
  5. Step 5: Solve for x
    x = 2,332,903,817.03/42,102.98
  6. Step 6: Final answer
    x = 55,409.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.