Home / 69,858.05-96,516.83-48,731.63

Finding the Fourth Proportional to 69,858.05, 96,516.83 and 48,731.63

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Solution

The fourth proportional to 69,858.05, 96,516.83 and 48,731.63 is: 67,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,858.05 : 96,516.83 = 48,731.63 : x
  2. Step 2: Convert to fraction form
    69,858.05/96,516.83 = 48,731.63/x
  3. Step 3: Cross multiply
    69,858.05x = 96,516.83 × 48,731.63
  4. Step 4: Simplify right side
    69,858.05x = 4,703,422,087.58
  5. Step 5: Solve for x
    x = 4,703,422,087.58/69,858.05
  6. Step 6: Final answer
    x = 67,328.28

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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.