Home / 179,576.06-269,428.55-76,950.32

Finding the Fourth Proportional to 179,576.06, 269,428.55 and 76,950.32

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Solution

The fourth proportional to 179,576.06, 269,428.55 and 76,950.32 is: 115,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,576.06 : 269,428.55 = 76,950.32 : x
  2. Step 2: Convert to fraction form
    179,576.06/269,428.55 = 76,950.32/x
  3. Step 3: Cross multiply
    179,576.06x = 269,428.55 × 76,950.32
  4. Step 4: Simplify right side
    179,576.06x = 20,732,611,407.74
  5. Step 5: Solve for x
    x = 20,732,611,407.74/179,576.06
  6. Step 6: Final answer
    x = 115,453.10

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1.5x scale

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.