Home / 66,314.25-99,474.12-19,567.13

Finding the Fourth Proportional to 66,314.25, 99,474.12 and 19,567.13

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Solution

The fourth proportional to 66,314.25, 99,474.12 and 19,567.13 is: 29,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,314.25 : 99,474.12 = 19,567.13 : x
  2. Step 2: Convert to fraction form
    66,314.25/99,474.12 = 19,567.13/x
  3. Step 3: Cross multiply
    66,314.25x = 99,474.12 × 19,567.13
  4. Step 4: Simplify right side
    66,314.25x = 1,946,422,540.31
  5. Step 5: Solve for x
    x = 1,946,422,540.31/66,314.25
  6. Step 6: Final answer
    x = 29,351.50

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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.