Home / 48,532.03-66,974.87-28,400.70

Finding the Fourth Proportional to 48,532.03, 66,974.87 and 28,400.70

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Solution

The fourth proportional to 48,532.03, 66,974.87 and 28,400.70 is: 39,193.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,532.03 : 66,974.87 = 28,400.70 : x
  2. Step 2: Convert to fraction form
    48,532.03/66,974.87 = 28,400.70/x
  3. Step 3: Cross multiply
    48,532.03x = 66,974.87 × 28,400.70
  4. Step 4: Simplify right side
    48,532.03x = 1,902,133,190.41
  5. Step 5: Solve for x
    x = 1,902,133,190.41/48,532.03
  6. Step 6: Final answer
    x = 39,193.36

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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.