Home / 50,971.36-70,353.84-28,622.56

Finding the Fourth Proportional to 50,971.36, 70,353.84 and 28,622.56

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Solution

The fourth proportional to 50,971.36, 70,353.84 and 28,622.56 is: 39,506.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,971.36 : 70,353.84 = 28,622.56 : x
  2. Step 2: Convert to fraction form
    50,971.36/70,353.84 = 28,622.56/x
  3. Step 3: Cross multiply
    50,971.36x = 70,353.84 × 28,622.56
  4. Step 4: Simplify right side
    50,971.36x = 2,013,707,006.63
  5. Step 5: Solve for x
    x = 2,013,707,006.63/50,971.36
  6. Step 6: Final answer
    x = 39,506.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.