Home / 51,239.40-70,563.78-37,069.80

Finding the Fourth Proportional to 51,239.40, 70,563.78 and 37,069.80

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Solution

The fourth proportional to 51,239.40, 70,563.78 and 37,069.80 is: 51,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,239.40 : 70,563.78 = 37,069.80 : x
  2. Step 2: Convert to fraction form
    51,239.40/70,563.78 = 37,069.80/x
  3. Step 3: Cross multiply
    51,239.40x = 70,563.78 × 37,069.80
  4. Step 4: Simplify right side
    51,239.40x = 2,615,785,211.84
  5. Step 5: Solve for x
    x = 2,615,785,211.84/51,239.40
  6. Step 6: Final answer
    x = 51,050.27

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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.