Home / 240,228.09-331,511.13-144,787.41

Finding the Fourth Proportional to 240,228.09, 331,511.13 and 144,787.41

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Solution

The fourth proportional to 240,228.09, 331,511.13 and 144,787.41 is: 199,804.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,228.09 : 331,511.13 = 144,787.41 : x
  2. Step 2: Convert to fraction form
    240,228.09/331,511.13 = 144,787.41/x
  3. Step 3: Cross multiply
    240,228.09x = 331,511.13 × 144,787.41
  4. Step 4: Simplify right side
    240,228.09x = 47,998,637,898.87
  5. Step 5: Solve for x
    x = 47,998,637,898.87/240,228.09
  6. Step 6: Final answer
    x = 199,804.44

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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.