Home / 48,055.78-66,299.38-30,144.25

Finding the Fourth Proportional to 48,055.78, 66,299.38 and 30,144.25

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Solution

The fourth proportional to 48,055.78, 66,299.38 and 30,144.25 is: 41,588.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,055.78 : 66,299.38 = 30,144.25 : x
  2. Step 2: Convert to fraction form
    48,055.78/66,299.38 = 30,144.25/x
  3. Step 3: Cross multiply
    48,055.78x = 66,299.38 × 30,144.25
  4. Step 4: Simplify right side
    48,055.78x = 1,998,545,085.57
  5. Step 5: Solve for x
    x = 1,998,545,085.57/48,055.78
  6. Step 6: Final answer
    x = 41,588.03

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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.