Home / 204,981.66-282,881.70-118,934.15

Finding the Fourth Proportional to 204,981.66, 282,881.70 and 118,934.15

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Solution

The fourth proportional to 204,981.66, 282,881.70 and 118,934.15 is: 164,133.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,981.66 : 282,881.70 = 118,934.15 : x
  2. Step 2: Convert to fraction form
    204,981.66/282,881.70 = 118,934.15/x
  3. Step 3: Cross multiply
    204,981.66x = 282,881.70 × 118,934.15
  4. Step 4: Simplify right side
    204,981.66x = 33,644,293,125.65
  5. Step 5: Solve for x
    x = 33,644,293,125.65/204,981.66
  6. Step 6: Final answer
    x = 164,133.19

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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.