Home / 37,765.89-52,116.03-20,537.80

Finding the Fourth Proportional to 37,765.89, 52,116.03 and 20,537.80

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Solution

The fourth proportional to 37,765.89, 52,116.03 and 20,537.80 is: 28,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,765.89 : 52,116.03 = 20,537.80 : x
  2. Step 2: Convert to fraction form
    37,765.89/52,116.03 = 20,537.80/x
  3. Step 3: Cross multiply
    37,765.89x = 52,116.03 × 20,537.80
  4. Step 4: Simplify right side
    37,765.89x = 1,070,348,470.64
  5. Step 5: Solve for x
    x = 1,070,348,470.64/37,765.89
  6. Step 6: Final answer
    x = 28,341.67

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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.