Home / 65,450.40-90,295.56-37,849.96

Finding the Fourth Proportional to 65,450.40, 90,295.56 and 37,849.96

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Solution

The fourth proportional to 65,450.40, 90,295.56 and 37,849.96 is: 52,217.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,450.40 : 90,295.56 = 37,849.96 : x
  2. Step 2: Convert to fraction form
    65,450.40/90,295.56 = 37,849.96/x
  3. Step 3: Cross multiply
    65,450.40x = 90,295.56 × 37,849.96
  4. Step 4: Simplify right side
    65,450.40x = 3,417,683,334.18
  5. Step 5: Solve for x
    x = 3,417,683,334.18/65,450.40
  6. Step 6: Final answer
    x = 52,217.91

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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.