Home / 276,835.48-382,032.82-149,511.08

Finding the Fourth Proportional to 276,835.48, 382,032.82 and 149,511.08

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Solution

The fourth proportional to 276,835.48, 382,032.82 and 149,511.08 is: 206,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,835.48 : 382,032.82 = 149,511.08 : x
  2. Step 2: Convert to fraction form
    276,835.48/382,032.82 = 149,511.08/x
  3. Step 3: Cross multiply
    276,835.48x = 382,032.82 × 149,511.08
  4. Step 4: Simplify right side
    276,835.48x = 57,118,139,513.65
  5. Step 5: Solve for x
    x = 57,118,139,513.65/276,835.48
  6. Step 6: Final answer
    x = 206,325.21

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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.