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Finding the Fourth Proportional to 69,527.80, 104,291.70 and 34,535.80

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Solution

The fourth proportional to 69,527.80, 104,291.70 and 34,535.80 is: 51,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,527.80 : 104,291.70 = 34,535.80 : x
  2. Step 2: Convert to fraction form
    69,527.80/104,291.70 = 34,535.80/x
  3. Step 3: Cross multiply
    69,527.80x = 104,291.70 × 34,535.80
  4. Step 4: Simplify right side
    69,527.80x = 3,601,797,292.86
  5. Step 5: Solve for x
    x = 3,601,797,292.86/69,527.80
  6. Step 6: Final answer
    x = 51,803.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.