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Finding the Fourth Proportional to 50,552.63, 69,762.63 and 28,196.63

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Solution

The fourth proportional to 50,552.63, 69,762.63 and 28,196.63 is: 38,911.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,552.63 : 69,762.63 = 28,196.63 : x
  2. Step 2: Convert to fraction form
    50,552.63/69,762.63 = 28,196.63/x
  3. Step 3: Cross multiply
    50,552.63x = 69,762.63 × 28,196.63
  4. Step 4: Simplify right side
    50,552.63x = 1,967,070,717.12
  5. Step 5: Solve for x
    x = 1,967,070,717.12/50,552.63
  6. Step 6: Final answer
    x = 38,911.35

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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.