Home / 69,054.08-103,581.18-29,585.60

Finding the Fourth Proportional to 69,054.08, 103,581.18 and 29,585.60

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Solution

The fourth proportional to 69,054.08, 103,581.18 and 29,585.60 is: 44,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,054.08 : 103,581.18 = 29,585.60 : x
  2. Step 2: Convert to fraction form
    69,054.08/103,581.18 = 29,585.60/x
  3. Step 3: Cross multiply
    69,054.08x = 103,581.18 × 29,585.60
  4. Step 4: Simplify right side
    69,054.08x = 3,064,511,359.01
  5. Step 5: Solve for x
    x = 3,064,511,359.01/69,054.08
  6. Step 6: Final answer
    x = 44,378.43

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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.