Home / 50,866.02-70,194.37-28,205.05

Finding the Fourth Proportional to 50,866.02, 70,194.37 and 28,205.05

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Solution

The fourth proportional to 50,866.02, 70,194.37 and 28,205.05 is: 38,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,866.02 : 70,194.37 = 28,205.05 : x
  2. Step 2: Convert to fraction form
    50,866.02/70,194.37 = 28,205.05/x
  3. Step 3: Cross multiply
    50,866.02x = 70,194.37 × 28,205.05
  4. Step 4: Simplify right side
    50,866.02x = 1,979,835,715.57
  5. Step 5: Solve for x
    x = 1,979,835,715.57/50,866.02
  6. Step 6: Final answer
    x = 38,922.56

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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.