Home / 114,579.70-158,139-66,833.03

Finding the Fourth Proportional to 114,579.70, 158,139 and 66,833.03

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Solution

The fourth proportional to 114,579.70, 158,139 and 66,833.03 is: 92,240.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,579.70 : 158,139 = 66,833.03 : x
  2. Step 2: Convert to fraction form
    114,579.70/158,139 = 66,833.03/x
  3. Step 3: Cross multiply
    114,579.70x = 158,139 × 66,833.03
  4. Step 4: Simplify right side
    114,579.70x = 10,568,908,926.52
  5. Step 5: Solve for x
    x = 10,568,908,926.52/114,579.70
  6. Step 6: Final answer
    x = 92,240.68

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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.