Home / 209,827.49-289,552.89-119,183.18

Finding the Fourth Proportional to 209,827.49, 289,552.89 and 119,183.18

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Solution

The fourth proportional to 209,827.49, 289,552.89 and 119,183.18 is: 164,467.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,827.49 : 289,552.89 = 119,183.18 : x
  2. Step 2: Convert to fraction form
    209,827.49/289,552.89 = 119,183.18/x
  3. Step 3: Cross multiply
    209,827.49x = 289,552.89 × 119,183.18
  4. Step 4: Simplify right side
    209,827.49x = 34,509,833,399.51
  5. Step 5: Solve for x
    x = 34,509,833,399.51/209,827.49
  6. Step 6: Final answer
    x = 164,467.64

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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.