Home / 192,763.26-289,073.07-66,368.16

Finding the Fourth Proportional to 192,763.26, 289,073.07 and 66,368.16

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Solution

The fourth proportional to 192,763.26, 289,073.07 and 66,368.16 is: 99,527.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,763.26 : 289,073.07 = 66,368.16 : x
  2. Step 2: Convert to fraction form
    192,763.26/289,073.07 = 66,368.16/x
  3. Step 3: Cross multiply
    192,763.26x = 289,073.07 × 66,368.16
  4. Step 4: Simplify right side
    192,763.26x = 19,185,247,761.45
  5. Step 5: Solve for x
    x = 19,185,247,761.45/192,763.26
  6. Step 6: Final answer
    x = 99,527.51

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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.