Home / 199,555.78-274,758.33-169,278.34

Finding the Fourth Proportional to 199,555.78, 274,758.33 and 169,278.34

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Solution

The fourth proportional to 199,555.78, 274,758.33 and 169,278.34 is: 233,070.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,555.78 : 274,758.33 = 169,278.34 : x
  2. Step 2: Convert to fraction form
    199,555.78/274,758.33 = 169,278.34/x
  3. Step 3: Cross multiply
    199,555.78x = 274,758.33 × 169,278.34
  4. Step 4: Simplify right side
    199,555.78x = 46,510,634,003.57
  5. Step 5: Solve for x
    x = 46,510,634,003.57/199,555.78
  6. Step 6: Final answer
    x = 233,070.84

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1.5x scale

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.