Home / 192,927.04-289,489.36-91,839.50

Finding the Fourth Proportional to 192,927.04, 289,489.36 and 91,839.50

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Solution

The fourth proportional to 192,927.04, 289,489.36 and 91,839.50 is: 137,806.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,927.04 : 289,489.36 = 91,839.50 : x
  2. Step 2: Convert to fraction form
    192,927.04/289,489.36 = 91,839.50/x
  3. Step 3: Cross multiply
    192,927.04x = 289,489.36 × 91,839.50
  4. Step 4: Simplify right side
    192,927.04x = 26,586,558,077.72
  5. Step 5: Solve for x
    x = 26,586,558,077.72/192,927.04
  6. Step 6: Final answer
    x = 137,806.28

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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.