Home / 309,569.74-464,400.75-109,873.41

Finding the Fourth Proportional to 309,569.74, 464,400.75 and 109,873.41

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Solution

The fourth proportional to 309,569.74, 464,400.75 and 109,873.41 is: 164,826.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,569.74 : 464,400.75 = 109,873.41 : x
  2. Step 2: Convert to fraction form
    309,569.74/464,400.75 = 109,873.41/x
  3. Step 3: Cross multiply
    309,569.74x = 464,400.75 × 109,873.41
  4. Step 4: Simplify right side
    309,569.74x = 51,025,294,009.06
  5. Step 5: Solve for x
    x = 51,025,294,009.06/309,569.74
  6. Step 6: Final answer
    x = 164,826.49

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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.