Home / 209,844.09-289,584.86-114,350.76

Finding the Fourth Proportional to 209,844.09, 289,584.86 and 114,350.76

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Solution

The fourth proportional to 209,844.09, 289,584.86 and 114,350.76 is: 157,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,844.09 : 289,584.86 = 114,350.76 : x
  2. Step 2: Convert to fraction form
    209,844.09/289,584.86 = 114,350.76/x
  3. Step 3: Cross multiply
    209,844.09x = 289,584.86 × 114,350.76
  4. Step 4: Simplify right side
    209,844.09x = 33,114,248,253.74
  5. Step 5: Solve for x
    x = 33,114,248,253.74/209,844.09
  6. Step 6: Final answer
    x = 157,804.05

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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.