Home / 167,935.80-251,903.70-118,072.20

Finding the Fourth Proportional to 167,935.80, 251,903.70 and 118,072.20

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Solution

The fourth proportional to 167,935.80, 251,903.70 and 118,072.20 is: 177,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,935.80 : 251,903.70 = 118,072.20 : x
  2. Step 2: Convert to fraction form
    167,935.80/251,903.70 = 118,072.20/x
  3. Step 3: Cross multiply
    167,935.80x = 251,903.70 × 118,072.20
  4. Step 4: Simplify right side
    167,935.80x = 29,742,824,047.14
  5. Step 5: Solve for x
    x = 29,742,824,047.14/167,935.80
  6. Step 6: Final answer
    x = 177,108.30

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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.