Home / 69,555.90-104,296.09-31,584.32

Finding the Fourth Proportional to 69,555.90, 104,296.09 and 31,584.32

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Solution

The fourth proportional to 69,555.90, 104,296.09 and 31,584.32 is: 47,359.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,555.90 : 104,296.09 = 31,584.32 : x
  2. Step 2: Convert to fraction form
    69,555.90/104,296.09 = 31,584.32/x
  3. Step 3: Cross multiply
    69,555.90x = 104,296.09 × 31,584.32
  4. Step 4: Simplify right side
    69,555.90x = 3,294,121,081.31
  5. Step 5: Solve for x
    x = 3,294,121,081.31/69,555.90
  6. Step 6: Final answer
    x = 47,359.33

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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.