Home / 188,943.54-283,316.89-70,517.49

Finding the Fourth Proportional to 188,943.54, 283,316.89 and 70,517.49

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Solution

The fourth proportional to 188,943.54, 283,316.89 and 70,517.49 is: 105,739.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,943.54 : 283,316.89 = 70,517.49 : x
  2. Step 2: Convert to fraction form
    188,943.54/283,316.89 = 70,517.49/x
  3. Step 3: Cross multiply
    188,943.54x = 283,316.89 × 70,517.49
  4. Step 4: Simplify right side
    188,943.54x = 19,978,795,957.41
  5. Step 5: Solve for x
    x = 19,978,795,957.41/188,943.54
  6. Step 6: Final answer
    x = 105,739.50

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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.