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Finding the Fourth Proportional to 69,510.50, 95,923.95 and 37,678.58

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Solution

The fourth proportional to 69,510.50, 95,923.95 and 37,678.58 is: 51,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,510.50 : 95,923.95 = 37,678.58 : x
  2. Step 2: Convert to fraction form
    69,510.50/95,923.95 = 37,678.58/x
  3. Step 3: Cross multiply
    69,510.50x = 95,923.95 × 37,678.58
  4. Step 4: Simplify right side
    69,510.50x = 3,614,278,223.99
  5. Step 5: Solve for x
    x = 3,614,278,223.99/69,510.50
  6. Step 6: Final answer
    x = 51,996.15

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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.