Home / 86,595.57-119,043.18-74,451.33

Finding the Fourth Proportional to 86,595.57, 119,043.18 and 74,451.33

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Solution

The fourth proportional to 86,595.57, 119,043.18 and 74,451.33 is: 102,348.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,595.57 : 119,043.18 = 74,451.33 : x
  2. Step 2: Convert to fraction form
    86,595.57/119,043.18 = 74,451.33/x
  3. Step 3: Cross multiply
    86,595.57x = 119,043.18 × 74,451.33
  4. Step 4: Simplify right side
    86,595.57x = 8,862,923,078.43
  5. Step 5: Solve for x
    x = 8,862,923,078.43/86,595.57
  6. Step 6: Final answer
    x = 102,348.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.