Home / 69,606.54-96,055.64-39,391.32

Finding the Fourth Proportional to 69,606.54, 96,055.64 and 39,391.32

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Solution

The fourth proportional to 69,606.54, 96,055.64 and 39,391.32 is: 54,359.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,606.54 : 96,055.64 = 39,391.32 : x
  2. Step 2: Convert to fraction form
    69,606.54/96,055.64 = 39,391.32/x
  3. Step 3: Cross multiply
    69,606.54x = 96,055.64 × 39,391.32
  4. Step 4: Simplify right side
    69,606.54x = 3,783,758,453.04
  5. Step 5: Solve for x
    x = 3,783,758,453.04/69,606.54
  6. Step 6: Final answer
    x = 54,359.24

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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.