Home / 276,827.04-382,021.32-149,502.60

Finding the Fourth Proportional to 276,827.04, 382,021.32 and 149,502.60

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Solution

The fourth proportional to 276,827.04, 382,021.32 and 149,502.60 is: 206,313.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,827.04 : 382,021.32 = 149,502.60 : x
  2. Step 2: Convert to fraction form
    276,827.04/382,021.32 = 149,502.60/x
  3. Step 3: Cross multiply
    276,827.04x = 382,021.32 × 149,502.60
  4. Step 4: Simplify right side
    276,827.04x = 57,113,180,595.43
  5. Step 5: Solve for x
    x = 57,113,180,595.43/276,827.04
  6. Step 6: Final answer
    x = 206,313.59

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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.