Home / 209,882.30-289,629.14-114,386.94

Finding the Fourth Proportional to 209,882.30, 289,629.14 and 114,386.94

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Solution

The fourth proportional to 209,882.30, 289,629.14 and 114,386.94 is: 157,849.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,882.30 : 289,629.14 = 114,386.94 : x
  2. Step 2: Convert to fraction form
    209,882.30/289,629.14 = 114,386.94/x
  3. Step 3: Cross multiply
    209,882.30x = 289,629.14 × 114,386.94
  4. Step 4: Simplify right side
    209,882.30x = 33,129,790,487.50
  5. Step 5: Solve for x
    x = 33,129,790,487.50/209,882.30
  6. Step 6: Final answer
    x = 157,849.38

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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.