Home / 37,509.03-51,761.84-20,742.03

Finding the Fourth Proportional to 37,509.03, 51,761.84 and 20,742.03

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Solution

The fourth proportional to 37,509.03, 51,761.84 and 20,742.03 is: 28,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,509.03 : 51,761.84 = 20,742.03 : x
  2. Step 2: Convert to fraction form
    37,509.03/51,761.84 = 20,742.03/x
  3. Step 3: Cross multiply
    37,509.03x = 51,761.84 × 20,742.03
  4. Step 4: Simplify right side
    37,509.03x = 1,073,645,534.43
  5. Step 5: Solve for x
    x = 1,073,645,534.43/37,509.03
  6. Step 6: Final answer
    x = 28,623.66

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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.