Home / 188,834.16-283,213.62-121,166.04

Finding the Fourth Proportional to 188,834.16, 283,213.62 and 121,166.04

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Solution

The fourth proportional to 188,834.16, 283,213.62 and 121,166.04 is: 181,724.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,834.16 : 283,213.62 = 121,166.04 : x
  2. Step 2: Convert to fraction form
    188,834.16/283,213.62 = 121,166.04/x
  3. Step 3: Cross multiply
    188,834.16x = 283,213.62 × 121,166.04
  4. Step 4: Simplify right side
    188,834.16x = 34,315,872,809.46
  5. Step 5: Solve for x
    x = 34,315,872,809.46/188,834.16
  6. Step 6: Final answer
    x = 181,724.92

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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.