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Finding the Fourth Proportional to 50,563.96, 69,774.96 and 30,417.12

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Solution

The fourth proportional to 50,563.96, 69,774.96 and 30,417.12 is: 41,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,563.96 : 69,774.96 = 30,417.12 : x
  2. Step 2: Convert to fraction form
    50,563.96/69,774.96 = 30,417.12/x
  3. Step 3: Cross multiply
    50,563.96x = 69,774.96 × 30,417.12
  4. Step 4: Simplify right side
    50,563.96x = 2,122,353,331.32
  5. Step 5: Solve for x
    x = 2,122,353,331.32/50,563.96
  6. Step 6: Final answer
    x = 41,973.64

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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.