Home / 172,852.37-238,398.05-119,125.07

Finding the Fourth Proportional to 172,852.37, 238,398.05 and 119,125.07

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Solution

The fourth proportional to 172,852.37, 238,398.05 and 119,125.07 is: 164,297.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,852.37 : 238,398.05 = 119,125.07 : x
  2. Step 2: Convert to fraction form
    172,852.37/238,398.05 = 119,125.07/x
  3. Step 3: Cross multiply
    172,852.37x = 238,398.05 × 119,125.07
  4. Step 4: Simplify right side
    172,852.37x = 28,399,184,394.11
  5. Step 5: Solve for x
    x = 28,399,184,394.11/172,852.37
  6. Step 6: Final answer
    x = 164,297.34

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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.