Home / 167,490.51-251,261.28-104,259.48

Finding the Fourth Proportional to 167,490.51, 251,261.28 and 104,259.48

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Solution

The fourth proportional to 167,490.51, 251,261.28 and 104,259.48 is: 156,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,490.51 : 251,261.28 = 104,259.48 : x
  2. Step 2: Convert to fraction form
    167,490.51/251,261.28 = 104,259.48/x
  3. Step 3: Cross multiply
    167,490.51x = 251,261.28 × 104,259.48
  4. Step 4: Simplify right side
    167,490.51x = 26,196,370,396.93
  5. Step 5: Solve for x
    x = 26,196,370,396.93/167,490.51
  6. Step 6: Final answer
    x = 156,405.10

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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.