Home / 66,358.41-91,573.23-36,144.27

Finding the Fourth Proportional to 66,358.41, 91,573.23 and 36,144.27

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Solution

The fourth proportional to 66,358.41, 91,573.23 and 36,144.27 is: 49,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,358.41 : 91,573.23 = 36,144.27 : x
  2. Step 2: Convert to fraction form
    66,358.41/91,573.23 = 36,144.27/x
  3. Step 3: Cross multiply
    66,358.41x = 91,573.23 × 36,144.27
  4. Step 4: Simplify right side
    66,358.41x = 3,309,847,549.89
  5. Step 5: Solve for x
    x = 3,309,847,549.89/66,358.41
  6. Step 6: Final answer
    x = 49,878.34

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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.