Home / 49,480.37-74,220.71-12,040.45

Finding the Fourth Proportional to 49,480.37, 74,220.71 and 12,040.45

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Solution

The fourth proportional to 49,480.37, 74,220.71 and 12,040.45 is: 18,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,480.37 : 74,220.71 = 12,040.45 : x
  2. Step 2: Convert to fraction form
    49,480.37/74,220.71 = 12,040.45/x
  3. Step 3: Cross multiply
    49,480.37x = 74,220.71 × 12,040.45
  4. Step 4: Simplify right side
    49,480.37x = 893,650,501.97
  5. Step 5: Solve for x
    x = 893,650,501.97/49,480.37
  6. Step 6: Final answer
    x = 18,060.71

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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.