Home / 42,172.85-58,198.53-23,052.70

Finding the Fourth Proportional to 42,172.85, 58,198.53 and 23,052.70

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Solution

The fourth proportional to 42,172.85, 58,198.53 and 23,052.70 is: 31,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,172.85 : 58,198.53 = 23,052.70 : x
  2. Step 2: Convert to fraction form
    42,172.85/58,198.53 = 23,052.70/x
  3. Step 3: Cross multiply
    42,172.85x = 58,198.53 × 23,052.70
  4. Step 4: Simplify right side
    42,172.85x = 1,341,633,137.27
  5. Step 5: Solve for x
    x = 1,341,633,137.27/42,172.85
  6. Step 6: Final answer
    x = 31,812.72

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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.