Home / 38,093.09-57,139.02-10,391.09

Finding the Fourth Proportional to 38,093.09, 57,139.02 and 10,391.09

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Solution

The fourth proportional to 38,093.09, 57,139.02 and 10,391.09 is: 15,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,093.09 : 57,139.02 = 10,391.09 : x
  2. Step 2: Convert to fraction form
    38,093.09/57,139.02 = 10,391.09/x
  3. Step 3: Cross multiply
    38,093.09x = 57,139.02 × 10,391.09
  4. Step 4: Simplify right side
    38,093.09x = 593,736,413.64
  5. Step 5: Solve for x
    x = 593,736,413.64/38,093.09
  6. Step 6: Final answer
    x = 15,586.46

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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.