Home / 119,450.75-164,841.94-65,737.58

Finding the Fourth Proportional to 119,450.75, 164,841.94 and 65,737.58

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Solution

The fourth proportional to 119,450.75, 164,841.94 and 65,737.58 is: 90,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,450.75 : 164,841.94 = 65,737.58 : x
  2. Step 2: Convert to fraction form
    119,450.75/164,841.94 = 65,737.58/x
  3. Step 3: Cross multiply
    119,450.75x = 164,841.94 × 65,737.58
  4. Step 4: Simplify right side
    119,450.75x = 10,836,309,106.29
  5. Step 5: Solve for x
    x = 10,836,309,106.29/119,450.75
  6. Step 6: Final answer
    x = 90,717.80

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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.