Home / 168,923.72-233,111.09-92,442.49

Finding the Fourth Proportional to 168,923.72, 233,111.09 and 92,442.49

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Solution

The fourth proportional to 168,923.72, 233,111.09 and 92,442.49 is: 127,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,923.72 : 233,111.09 = 92,442.49 : x
  2. Step 2: Convert to fraction form
    168,923.72/233,111.09 = 92,442.49/x
  3. Step 3: Cross multiply
    168,923.72x = 233,111.09 × 92,442.49
  4. Step 4: Simplify right side
    168,923.72x = 21,549,367,978.45
  5. Step 5: Solve for x
    x = 21,549,367,978.45/168,923.72
  6. Step 6: Final answer
    x = 127,568.63

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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.