Home / 219,895.90-303,268.98-169,031.74

Finding the Fourth Proportional to 219,895.90, 303,268.98 and 169,031.74

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Solution

The fourth proportional to 219,895.90, 303,268.98 and 169,031.74 is: 233,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,895.90 : 303,268.98 = 169,031.74 : x
  2. Step 2: Convert to fraction form
    219,895.90/303,268.98 = 169,031.74/x
  3. Step 3: Cross multiply
    219,895.90x = 303,268.98 × 169,031.74
  4. Step 4: Simplify right side
    219,895.90x = 51,262,083,377.43
  5. Step 5: Solve for x
    x = 51,262,083,377.43/219,895.90
  6. Step 6: Final answer
    x = 233,119.78

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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.