Home / 166,820.24-230,212.04-90,339.93

Finding the Fourth Proportional to 166,820.24, 230,212.04 and 90,339.93

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Solution

The fourth proportional to 166,820.24, 230,212.04 and 90,339.93 is: 124,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,820.24 : 230,212.04 = 90,339.93 : x
  2. Step 2: Convert to fraction form
    166,820.24/230,212.04 = 90,339.93/x
  3. Step 3: Cross multiply
    166,820.24x = 230,212.04 × 90,339.93
  4. Step 4: Simplify right side
    166,820.24x = 20,797,339,127.06
  5. Step 5: Solve for x
    x = 20,797,339,127.06/166,820.24
  6. Step 6: Final answer
    x = 124,669.16

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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.