Home / 49,480.42-74,220.71-12,040.27

Finding the Fourth Proportional to 49,480.42, 74,220.71 and 12,040.27

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Solution

The fourth proportional to 49,480.42, 74,220.71 and 12,040.27 is: 18,060.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,480.42 : 74,220.71 = 12,040.27 : x
  2. Step 2: Convert to fraction form
    49,480.42/74,220.71 = 12,040.27/x
  3. Step 3: Cross multiply
    49,480.42x = 74,220.71 × 12,040.27
  4. Step 4: Simplify right side
    49,480.42x = 893,637,350.98
  5. Step 5: Solve for x
    x = 893,637,350.98/49,480.42
  6. Step 6: Final answer
    x = 18,060.42

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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.