Home / 342,813.23-473,083.57-189,848.06

Finding the Fourth Proportional to 342,813.23, 473,083.57 and 189,848.06

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Solution

The fourth proportional to 342,813.23, 473,083.57 and 189,848.06 is: 261,991.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,813.23 : 473,083.57 = 189,848.06 : x
  2. Step 2: Convert to fraction form
    342,813.23/473,083.57 = 189,848.06/x
  3. Step 3: Cross multiply
    342,813.23x = 473,083.57 × 189,848.06
  4. Step 4: Simplify right side
    342,813.23x = 89,813,997,982.37
  5. Step 5: Solve for x
    x = 89,813,997,982.37/342,813.23
  6. Step 6: Final answer
    x = 261,991.05

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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.