Home / 166,950.10-230,390.69-90,471.32

Finding the Fourth Proportional to 166,950.10, 230,390.69 and 90,471.32

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Solution

The fourth proportional to 166,950.10, 230,390.69 and 90,471.32 is: 124,850.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,950.10 : 230,390.69 = 90,471.32 : x
  2. Step 2: Convert to fraction form
    166,950.10/230,390.69 = 90,471.32/x
  3. Step 3: Cross multiply
    166,950.10x = 230,390.69 × 90,471.32
  4. Step 4: Simplify right side
    166,950.10x = 20,843,749,840.01
  5. Step 5: Solve for x
    x = 20,843,749,840.01/166,950.10
  6. Step 6: Final answer
    x = 124,850.18

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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.