Home / 177,823.83-245,486.13-137,446.41

Finding the Fourth Proportional to 177,823.83, 245,486.13 and 137,446.41

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Solution

The fourth proportional to 177,823.83, 245,486.13 and 137,446.41 is: 189,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,823.83 : 245,486.13 = 137,446.41 : x
  2. Step 2: Convert to fraction form
    177,823.83/245,486.13 = 137,446.41/x
  3. Step 3: Cross multiply
    177,823.83x = 245,486.13 × 137,446.41
  4. Step 4: Simplify right side
    177,823.83x = 33,741,187,273.29
  5. Step 5: Solve for x
    x = 33,741,187,273.29/177,823.83
  6. Step 6: Final answer
    x = 189,745.03

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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.