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Finding the Fourth Proportional to 192,955.66, 266,287.06 and 112,370.17

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Solution

The fourth proportional to 192,955.66, 266,287.06 and 112,370.17 is: 155,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,955.66 : 266,287.06 = 112,370.17 : x
  2. Step 2: Convert to fraction form
    192,955.66/266,287.06 = 112,370.17/x
  3. Step 3: Cross multiply
    192,955.66x = 266,287.06 × 112,370.17
  4. Step 4: Simplify right side
    192,955.66x = 29,922,722,201.00
  5. Step 5: Solve for x
    x = 29,922,722,201.00/192,955.66
  6. Step 6: Final answer
    x = 155,075.64

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1.5x scale

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.