Home / 37,921.75-56,838.33-28,531.60

Finding the Fourth Proportional to 37,921.75, 56,838.33 and 28,531.60

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Solution

The fourth proportional to 37,921.75, 56,838.33 and 28,531.60 is: 42,764.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,921.75 : 56,838.33 = 28,531.60 : x
  2. Step 2: Convert to fraction form
    37,921.75/56,838.33 = 28,531.60/x
  3. Step 3: Cross multiply
    37,921.75x = 56,838.33 × 28,531.60
  4. Step 4: Simplify right side
    37,921.75x = 1,621,688,496.23
  5. Step 5: Solve for x
    x = 1,621,688,496.23/37,921.75
  6. Step 6: Final answer
    x = 42,764.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.