Home / 37,762.75-52,109.89-20,768.19

Finding the Fourth Proportional to 37,762.75, 52,109.89 and 20,768.19

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Solution

The fourth proportional to 37,762.75, 52,109.89 and 20,768.19 is: 28,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,762.75 : 52,109.89 = 20,768.19 : x
  2. Step 2: Convert to fraction form
    37,762.75/52,109.89 = 20,768.19/x
  3. Step 3: Cross multiply
    37,762.75x = 52,109.89 × 20,768.19
  4. Step 4: Simplify right side
    37,762.75x = 1,082,228,096.40
  5. Step 5: Solve for x
    x = 1,082,228,096.40/37,762.75
  6. Step 6: Final answer
    x = 28,658.61

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1.5x scale

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.