Home / 168,018.84-231,865.88-92,567.34

Finding the Fourth Proportional to 168,018.84, 231,865.88 and 92,567.34

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Solution

The fourth proportional to 168,018.84, 231,865.88 and 92,567.34 is: 127,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,018.84 : 231,865.88 = 92,567.34 : x
  2. Step 2: Convert to fraction form
    168,018.84/231,865.88 = 92,567.34/x
  3. Step 3: Cross multiply
    168,018.84x = 231,865.88 × 92,567.34
  4. Step 4: Simplify right side
    168,018.84x = 21,463,207,285.52
  5. Step 5: Solve for x
    x = 21,463,207,285.52/168,018.84
  6. Step 6: Final answer
    x = 127,742.86

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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.