Home / 66,119.63-99,179.24-23,999.65

Finding the Fourth Proportional to 66,119.63, 99,179.24 and 23,999.65

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Solution

The fourth proportional to 66,119.63, 99,179.24 and 23,999.65 is: 35,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,119.63 : 99,179.24 = 23,999.65 : x
  2. Step 2: Convert to fraction form
    66,119.63/99,179.24 = 23,999.65/x
  3. Step 3: Cross multiply
    66,119.63x = 99,179.24 × 23,999.65
  4. Step 4: Simplify right side
    66,119.63x = 2,380,266,679.32
  5. Step 5: Solve for x
    x = 2,380,266,679.32/66,119.63
  6. Step 6: Final answer
    x = 35,999.40

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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.