Home / 171,286.22-256,955.27-124,256.21

Finding the Fourth Proportional to 171,286.22, 256,955.27 and 124,256.21

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Solution

The fourth proportional to 171,286.22, 256,955.27 and 124,256.21 is: 186,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,286.22 : 256,955.27 = 124,256.21 : x
  2. Step 2: Convert to fraction form
    171,286.22/256,955.27 = 124,256.21/x
  3. Step 3: Cross multiply
    171,286.22x = 256,955.27 × 124,256.21
  4. Step 4: Simplify right side
    171,286.22x = 31,928,286,083.67
  5. Step 5: Solve for x
    x = 31,928,286,083.67/171,286.22
  6. Step 6: Final answer
    x = 186,403.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.