Home / 215,554.37-322,998.94-136,502.52

Finding the Fourth Proportional to 215,554.37, 322,998.94 and 136,502.52

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Solution

The fourth proportional to 215,554.37, 322,998.94 and 136,502.52 is: 204,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,554.37 : 322,998.94 = 136,502.52 : x
  2. Step 2: Convert to fraction form
    215,554.37/322,998.94 = 136,502.52/x
  3. Step 3: Cross multiply
    215,554.37x = 322,998.94 × 136,502.52
  4. Step 4: Simplify right side
    215,554.37x = 44,090,168,226.71
  5. Step 5: Solve for x
    x = 44,090,168,226.71/215,554.37
  6. Step 6: Final answer
    x = 204,543.15

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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.