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Finding the Fourth Proportional to 69,392.88, 95,762.40 and 37,561.76

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Solution

The fourth proportional to 69,392.88, 95,762.40 and 37,561.76 is: 51,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,392.88 : 95,762.40 = 37,561.76 : x
  2. Step 2: Convert to fraction form
    69,392.88/95,762.40 = 37,561.76/x
  3. Step 3: Cross multiply
    69,392.88x = 95,762.40 × 37,561.76
  4. Step 4: Simplify right side
    69,392.88x = 3,597,004,285.82
  5. Step 5: Solve for x
    x = 3,597,004,285.82/69,392.88
  6. Step 6: Final answer
    x = 51,835.35

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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.