Home / 66,268.19-99,405.48-21,893.96

Finding the Fourth Proportional to 66,268.19, 99,405.48 and 21,893.96

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Solution

The fourth proportional to 66,268.19, 99,405.48 and 21,893.96 is: 32,842.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,268.19 : 99,405.48 = 21,893.96 : x
  2. Step 2: Convert to fraction form
    66,268.19/99,405.48 = 21,893.96/x
  3. Step 3: Cross multiply
    66,268.19x = 99,405.48 × 21,893.96
  4. Step 4: Simplify right side
    66,268.19x = 2,176,379,602.90
  5. Step 5: Solve for x
    x = 2,176,379,602.90/66,268.19
  6. Step 6: Final answer
    x = 32,842.00

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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.