Home / 304,848.54-420,679.05-167,025

Finding the Fourth Proportional to 304,848.54, 420,679.05 and 167,025

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Solution

The fourth proportional to 304,848.54, 420,679.05 and 167,025 is: 230,487.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,848.54 : 420,679.05 = 167,025 : x
  2. Step 2: Convert to fraction form
    304,848.54/420,679.05 = 167,025/x
  3. Step 3: Cross multiply
    304,848.54x = 420,679.05 × 167,025
  4. Step 4: Simplify right side
    304,848.54x = 70,263,918,326.25
  5. Step 5: Solve for x
    x = 70,263,918,326.25/304,848.54
  6. Step 6: Final answer
    x = 230,487.96

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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.