Home / 132,762.84-183,121.62-79,006.38

Finding the Fourth Proportional to 132,762.84, 183,121.62 and 79,006.38

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Solution

The fourth proportional to 132,762.84, 183,121.62 and 79,006.38 is: 108,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,762.84 : 183,121.62 = 79,006.38 : x
  2. Step 2: Convert to fraction form
    132,762.84/183,121.62 = 79,006.38/x
  3. Step 3: Cross multiply
    132,762.84x = 183,121.62 × 79,006.38
  4. Step 4: Simplify right side
    132,762.84x = 14,467,776,295.94
  5. Step 5: Solve for x
    x = 14,467,776,295.94/132,762.84
  6. Step 6: Final answer
    x = 108,974.59

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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.