Home / 50,070.30-69,100.36-28,850.94

Finding the Fourth Proportional to 50,070.30, 69,100.36 and 28,850.94

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Solution

The fourth proportional to 50,070.30, 69,100.36 and 28,850.94 is: 39,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,070.30 : 69,100.36 = 28,850.94 : x
  2. Step 2: Convert to fraction form
    50,070.30/69,100.36 = 28,850.94/x
  3. Step 3: Cross multiply
    50,070.30x = 69,100.36 × 28,850.94
  4. Step 4: Simplify right side
    50,070.30x = 1,993,610,340.34
  5. Step 5: Solve for x
    x = 1,993,610,340.34/50,070.30
  6. Step 6: Final answer
    x = 39,816.23

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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.