Home / 86,467.85-119,352.23-50,669.40

Finding the Fourth Proportional to 86,467.85, 119,352.23 and 50,669.40

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Solution

The fourth proportional to 86,467.85, 119,352.23 and 50,669.40 is: 69,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,467.85 : 119,352.23 = 50,669.40 : x
  2. Step 2: Convert to fraction form
    86,467.85/119,352.23 = 50,669.40/x
  3. Step 3: Cross multiply
    86,467.85x = 119,352.23 × 50,669.40
  4. Step 4: Simplify right side
    86,467.85x = 6,047,505,032.65
  5. Step 5: Solve for x
    x = 6,047,505,032.65/86,467.85
  6. Step 6: Final answer
    x = 69,939.35

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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.