Home / 74,611.71-111,946.70-27,868.23

Finding the Fourth Proportional to 74,611.71, 111,946.70 and 27,868.23

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Solution

The fourth proportional to 74,611.71, 111,946.70 and 27,868.23 is: 41,813.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,611.71 : 111,946.70 = 27,868.23 : x
  2. Step 2: Convert to fraction form
    74,611.71/111,946.70 = 27,868.23/x
  3. Step 3: Cross multiply
    74,611.71x = 111,946.70 × 27,868.23
  4. Step 4: Simplify right side
    74,611.71x = 3,119,756,453.01
  5. Step 5: Solve for x
    x = 3,119,756,453.01/74,611.71
  6. Step 6: Final answer
    x = 41,813.23

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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.