Home / 174,042.54-240,132.41-100,436.33

Finding the Fourth Proportional to 174,042.54, 240,132.41 and 100,436.33

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Solution

The fourth proportional to 174,042.54, 240,132.41 and 100,436.33 is: 138,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,042.54 : 240,132.41 = 100,436.33 : x
  2. Step 2: Convert to fraction form
    174,042.54/240,132.41 = 100,436.33/x
  3. Step 3: Cross multiply
    174,042.54x = 240,132.41 × 100,436.33
  4. Step 4: Simplify right side
    174,042.54x = 24,118,016,648.25
  5. Step 5: Solve for x
    x = 24,118,016,648.25/174,042.54
  6. Step 6: Final answer
    x = 138,575.41

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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.