Home / 69,611.18-96,063.37-39,395.95

Finding the Fourth Proportional to 69,611.18, 96,063.37 and 39,395.95

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Solution

The fourth proportional to 69,611.18, 96,063.37 and 39,395.95 is: 54,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,611.18 : 96,063.37 = 39,395.95 : x
  2. Step 2: Convert to fraction form
    69,611.18/96,063.37 = 39,395.95/x
  3. Step 3: Cross multiply
    69,611.18x = 96,063.37 × 39,395.95
  4. Step 4: Simplify right side
    69,611.18x = 3,784,507,923.06
  5. Step 5: Solve for x
    x = 3,784,507,923.06/69,611.18
  6. Step 6: Final answer
    x = 54,366.38

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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.