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Finding the Fourth Proportional to 50,615.77, 69,849.76 and 29,396.40

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Solution

The fourth proportional to 50,615.77, 69,849.76 and 29,396.40 is: 40,567.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,615.77 : 69,849.76 = 29,396.40 : x
  2. Step 2: Convert to fraction form
    50,615.77/69,849.76 = 29,396.40/x
  3. Step 3: Cross multiply
    50,615.77x = 69,849.76 × 29,396.40
  4. Step 4: Simplify right side
    50,615.77x = 2,053,331,445.76
  5. Step 5: Solve for x
    x = 2,053,331,445.76/50,615.77
  6. Step 6: Final answer
    x = 40,567.03

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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.