Home / 219,938.39-303,514.78-119,336.39

Finding the Fourth Proportional to 219,938.39, 303,514.78 and 119,336.39

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Solution

The fourth proportional to 219,938.39, 303,514.78 and 119,336.39 is: 164,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,938.39 : 303,514.78 = 119,336.39 : x
  2. Step 2: Convert to fraction form
    219,938.39/303,514.78 = 119,336.39/x
  3. Step 3: Cross multiply
    219,938.39x = 303,514.78 × 119,336.39
  4. Step 4: Simplify right side
    219,938.39x = 36,220,356,042.59
  5. Step 5: Solve for x
    x = 36,220,356,042.59/219,938.39
  6. Step 6: Final answer
    x = 164,684.10

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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.