Home / 168,026-231,875.90-92,576.12

Finding the Fourth Proportional to 168,026, 231,875.90 and 92,576.12

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Solution

The fourth proportional to 168,026, 231,875.90 and 92,576.12 is: 127,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,026 : 231,875.90 = 92,576.12 : x
  2. Step 2: Convert to fraction form
    168,026/231,875.90 = 92,576.12/x
  3. Step 3: Cross multiply
    168,026x = 231,875.90 × 92,576.12
  4. Step 4: Simplify right side
    168,026x = 21,466,171,143.51
  5. Step 5: Solve for x
    x = 21,466,171,143.51/168,026
  6. Step 6: Final answer
    x = 127,755.06

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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.