Home / 167,396.16-251,128.80-49,071.36

Finding the Fourth Proportional to 167,396.16, 251,128.80 and 49,071.36

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Solution

The fourth proportional to 167,396.16, 251,128.80 and 49,071.36 is: 73,617.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,396.16 : 251,128.80 = 49,071.36 : x
  2. Step 2: Convert to fraction form
    167,396.16/251,128.80 = 49,071.36/x
  3. Step 3: Cross multiply
    167,396.16x = 251,128.80 × 49,071.36
  4. Step 4: Simplify right side
    167,396.16x = 12,323,231,751.17
  5. Step 5: Solve for x
    x = 12,323,231,751.17/167,396.16
  6. Step 6: Final answer
    x = 73,617.17

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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.