Home / 37,642.88-56,464.32-20,059.40

Finding the Fourth Proportional to 37,642.88, 56,464.32 and 20,059.40

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Solution

The fourth proportional to 37,642.88, 56,464.32 and 20,059.40 is: 30,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,642.88 : 56,464.32 = 20,059.40 : x
  2. Step 2: Convert to fraction form
    37,642.88/56,464.32 = 20,059.40/x
  3. Step 3: Cross multiply
    37,642.88x = 56,464.32 × 20,059.40
  4. Step 4: Simplify right side
    37,642.88x = 1,132,640,380.61
  5. Step 5: Solve for x
    x = 1,132,640,380.61/37,642.88
  6. Step 6: Final answer
    x = 30,089.10

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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.