Home / 63,415.47-95,137.78-19,043.06

Finding the Fourth Proportional to 63,415.47, 95,137.78 and 19,043.06

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Solution

The fourth proportional to 63,415.47, 95,137.78 and 19,043.06 is: 28,568.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,415.47 : 95,137.78 = 19,043.06 : x
  2. Step 2: Convert to fraction form
    63,415.47/95,137.78 = 19,043.06/x
  3. Step 3: Cross multiply
    63,415.47x = 95,137.78 × 19,043.06
  4. Step 4: Simplify right side
    63,415.47x = 1,811,714,452.81
  5. Step 5: Solve for x
    x = 1,811,714,452.81/63,415.47
  6. Step 6: Final answer
    x = 28,568.97

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1.5x scale

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.