Home / 209,145.47-313,461.23-96,673.52

Finding the Fourth Proportional to 209,145.47, 313,461.23 and 96,673.52

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Solution

The fourth proportional to 209,145.47, 313,461.23 and 96,673.52 is: 144,891.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,145.47 : 313,461.23 = 96,673.52 : x
  2. Step 2: Convert to fraction form
    209,145.47/313,461.23 = 96,673.52/x
  3. Step 3: Cross multiply
    209,145.47x = 313,461.23 × 96,673.52
  4. Step 4: Simplify right side
    209,145.47x = 30,303,400,787.92
  5. Step 5: Solve for x
    x = 30,303,400,787.92/209,145.47
  6. Step 6: Final answer
    x = 144,891.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.