Home / 64,039.28-88,377.63-37,190.21

Finding the Fourth Proportional to 64,039.28, 88,377.63 and 37,190.21

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Solution

The fourth proportional to 64,039.28, 88,377.63 and 37,190.21 is: 51,324.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,039.28 : 88,377.63 = 37,190.21 : x
  2. Step 2: Convert to fraction form
    64,039.28/88,377.63 = 37,190.21/x
  3. Step 3: Cross multiply
    64,039.28x = 88,377.63 × 37,190.21
  4. Step 4: Simplify right side
    64,039.28x = 3,286,782,619.00
  5. Step 5: Solve for x
    x = 3,286,782,619.00/64,039.28
  6. Step 6: Final answer
    x = 51,324.48

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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.