Home / 192,859.38-266,084.03-124,928.42

Finding the Fourth Proportional to 192,859.38, 266,084.03 and 124,928.42

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Solution

The fourth proportional to 192,859.38, 266,084.03 and 124,928.42 is: 172,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,859.38 : 266,084.03 = 124,928.42 : x
  2. Step 2: Convert to fraction form
    192,859.38/266,084.03 = 124,928.42/x
  3. Step 3: Cross multiply
    192,859.38x = 266,084.03 × 124,928.42
  4. Step 4: Simplify right side
    192,859.38x = 33,241,457,808.02
  5. Step 5: Solve for x
    x = 33,241,457,808.02/192,859.38
  6. Step 6: Final answer
    x = 172,361.12

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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.