Home / 282,021.64-422,822.06-169,675.53

Finding the Fourth Proportional to 282,021.64, 422,822.06 and 169,675.53

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Solution

The fourth proportional to 282,021.64, 422,822.06 and 169,675.53 is: 254,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,021.64 : 422,822.06 = 169,675.53 : x
  2. Step 2: Convert to fraction form
    282,021.64/422,822.06 = 169,675.53/x
  3. Step 3: Cross multiply
    282,021.64x = 422,822.06 × 169,675.53
  4. Step 4: Simplify right side
    282,021.64x = 71,742,554,163.70
  5. Step 5: Solve for x
    x = 71,742,554,163.70/282,021.64
  6. Step 6: Final answer
    x = 254,386.70

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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.