Home / 50,043.68-75,065.56-20,461.51

Finding the Fourth Proportional to 50,043.68, 75,065.56 and 20,461.51

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Solution

The fourth proportional to 50,043.68, 75,065.56 and 20,461.51 is: 30,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,043.68 : 75,065.56 = 20,461.51 : x
  2. Step 2: Convert to fraction form
    50,043.68/75,065.56 = 20,461.51/x
  3. Step 3: Cross multiply
    50,043.68x = 75,065.56 × 20,461.51
  4. Step 4: Simplify right side
    50,043.68x = 1,535,954,706.60
  5. Step 5: Solve for x
    x = 1,535,954,706.60/50,043.68
  6. Step 6: Final answer
    x = 30,692.28

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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.