Home / 37,374.03-51,576.56-20,378.13

Finding the Fourth Proportional to 37,374.03, 51,576.56 and 20,378.13

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Solution

The fourth proportional to 37,374.03, 51,576.56 and 20,378.13 is: 28,122.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,374.03 : 51,576.56 = 20,378.13 : x
  2. Step 2: Convert to fraction form
    37,374.03/51,576.56 = 20,378.13/x
  3. Step 3: Cross multiply
    37,374.03x = 51,576.56 × 20,378.13
  4. Step 4: Simplify right side
    37,374.03x = 1,051,033,742.74
  5. Step 5: Solve for x
    x = 1,051,033,742.74/37,374.03
  6. Step 6: Final answer
    x = 28,122.03

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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.