Home / 37,116.34-51,220.10-20,120.62

Finding the Fourth Proportional to 37,116.34, 51,220.10 and 20,120.62

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Solution

The fourth proportional to 37,116.34, 51,220.10 and 20,120.62 is: 27,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,116.34 : 51,220.10 = 20,120.62 : x
  2. Step 2: Convert to fraction form
    37,116.34/51,220.10 = 20,120.62/x
  3. Step 3: Cross multiply
    37,116.34x = 51,220.10 × 20,120.62
  4. Step 4: Simplify right side
    37,116.34x = 1,030,580,168.46
  5. Step 5: Solve for x
    x = 1,030,580,168.46/37,116.34
  6. Step 6: Final answer
    x = 27,766.21

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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.