Home / 209,802.67-289,524.03-114,310.06

Finding the Fourth Proportional to 209,802.67, 289,524.03 and 114,310.06

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Solution

The fourth proportional to 209,802.67, 289,524.03 and 114,310.06 is: 157,745.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,802.67 : 289,524.03 = 114,310.06 : x
  2. Step 2: Convert to fraction form
    209,802.67/289,524.03 = 114,310.06/x
  3. Step 3: Cross multiply
    209,802.67x = 289,524.03 × 114,310.06
  4. Step 4: Simplify right side
    209,802.67x = 33,095,509,240.74
  5. Step 5: Solve for x
    x = 33,095,509,240.74/209,802.67
  6. Step 6: Final answer
    x = 157,745.89

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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.