Home / 167,511.14-231,185.04-99,528.68

Finding the Fourth Proportional to 167,511.14, 231,185.04 and 99,528.68

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Solution

The fourth proportional to 167,511.14, 231,185.04 and 99,528.68 is: 137,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,511.14 : 231,185.04 = 99,528.68 : x
  2. Step 2: Convert to fraction form
    167,511.14/231,185.04 = 99,528.68/x
  3. Step 3: Cross multiply
    167,511.14x = 231,185.04 × 99,528.68
  4. Step 4: Simplify right side
    167,511.14x = 23,009,541,866.95
  5. Step 5: Solve for x
    x = 23,009,541,866.95/167,511.14
  6. Step 6: Final answer
    x = 137,361.26

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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.