Home / 282,021.95-422,822.53-169,675.84

Finding the Fourth Proportional to 282,021.95, 422,822.53 and 169,675.84

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Solution

The fourth proportional to 282,021.95, 422,822.53 and 169,675.84 is: 254,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,021.95 : 422,822.53 = 169,675.84 : x
  2. Step 2: Convert to fraction form
    282,021.95/422,822.53 = 169,675.84/x
  3. Step 3: Cross multiply
    282,021.95x = 422,822.53 × 169,675.84
  4. Step 4: Simplify right side
    282,021.95x = 71,742,766,467.43
  5. Step 5: Solve for x
    x = 71,742,766,467.43/282,021.95
  6. Step 6: Final answer
    x = 254,387.18

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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.