Home / 199,088.34-274,738.08-108,443.25

Finding the Fourth Proportional to 199,088.34, 274,738.08 and 108,443.25

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Solution

The fourth proportional to 199,088.34, 274,738.08 and 108,443.25 is: 149,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,088.34 : 274,738.08 = 108,443.25 : x
  2. Step 2: Convert to fraction form
    199,088.34/274,738.08 = 108,443.25/x
  3. Step 3: Cross multiply
    199,088.34x = 274,738.08 × 108,443.25
  4. Step 4: Simplify right side
    199,088.34x = 29,793,490,293.96
  5. Step 5: Solve for x
    x = 29,793,490,293.96/199,088.34
  6. Step 6: Final answer
    x = 149,649.60

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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.