Home / 57,450.89-86,175.69-22,415.15

Finding the Fourth Proportional to 57,450.89, 86,175.69 and 22,415.15

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Solution

The fourth proportional to 57,450.89, 86,175.69 and 22,415.15 is: 33,622.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,450.89 : 86,175.69 = 22,415.15 : x
  2. Step 2: Convert to fraction form
    57,450.89/86,175.69 = 22,415.15/x
  3. Step 3: Cross multiply
    57,450.89x = 86,175.69 × 22,415.15
  4. Step 4: Simplify right side
    57,450.89x = 1,931,641,017.70
  5. Step 5: Solve for x
    x = 1,931,641,017.70/57,450.89
  6. Step 6: Final answer
    x = 33,622.47

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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.