Home / 209,586.07-289,230.11-114,092.74

Finding the Fourth Proportional to 209,586.07, 289,230.11 and 114,092.74

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Solution

The fourth proportional to 209,586.07, 289,230.11 and 114,092.74 is: 157,448.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,586.07 : 289,230.11 = 114,092.74 : x
  2. Step 2: Convert to fraction form
    209,586.07/289,230.11 = 114,092.74/x
  3. Step 3: Cross multiply
    209,586.07x = 289,230.11 × 114,092.74
  4. Step 4: Simplify right side
    209,586.07x = 32,999,055,740.40
  5. Step 5: Solve for x
    x = 32,999,055,740.40/209,586.07
  6. Step 6: Final answer
    x = 157,448.71

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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.