Home / 106,341.41-158,924.58-100,195.94

Finding the Fourth Proportional to 106,341.41, 158,924.58 and 100,195.94

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Solution

The fourth proportional to 106,341.41, 158,924.58 and 100,195.94 is: 149,740.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,341.41 : 158,924.58 = 100,195.94 : x
  2. Step 2: Convert to fraction form
    106,341.41/158,924.58 = 100,195.94/x
  3. Step 3: Cross multiply
    106,341.41x = 158,924.58 × 100,195.94
  4. Step 4: Simplify right side
    106,341.41x = 15,923,596,887.58
  5. Step 5: Solve for x
    x = 15,923,596,887.58/106,341.41
  6. Step 6: Final answer
    x = 149,740.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.