Home / 168,431.82-232,443.99-92,985.18

Finding the Fourth Proportional to 168,431.82, 232,443.99 and 92,985.18

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Solution

The fourth proportional to 168,431.82, 232,443.99 and 92,985.18 is: 128,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,431.82 : 232,443.99 = 92,985.18 : x
  2. Step 2: Convert to fraction form
    168,431.82/232,443.99 = 92,985.18/x
  3. Step 3: Cross multiply
    168,431.82x = 232,443.99 × 92,985.18
  4. Step 4: Simplify right side
    168,431.82x = 21,613,846,250.07
  5. Step 5: Solve for x
    x = 21,613,846,250.07/168,431.82
  6. Step 6: Final answer
    x = 128,324.01

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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.