Home / 50,662.53-69,912.12-28,000.35

Finding the Fourth Proportional to 50,662.53, 69,912.12 and 28,000.35

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Solution

The fourth proportional to 50,662.53, 69,912.12 and 28,000.35 is: 38,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,662.53 : 69,912.12 = 28,000.35 : x
  2. Step 2: Convert to fraction form
    50,662.53/69,912.12 = 28,000.35/x
  3. Step 3: Cross multiply
    50,662.53x = 69,912.12 × 28,000.35
  4. Step 4: Simplify right side
    50,662.53x = 1,957,563,829.24
  5. Step 5: Solve for x
    x = 1,957,563,829.24/50,662.53
  6. Step 6: Final answer
    x = 38,639.28

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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.