Home / 171,109.44-236,124-94,623.72

Finding the Fourth Proportional to 171,109.44, 236,124 and 94,623.72

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Solution

The fourth proportional to 171,109.44, 236,124 and 94,623.72 is: 130,576.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,109.44 : 236,124 = 94,623.72 : x
  2. Step 2: Convert to fraction form
    171,109.44/236,124 = 94,623.72/x
  3. Step 3: Cross multiply
    171,109.44x = 236,124 × 94,623.72
  4. Step 4: Simplify right side
    171,109.44x = 22,342,931,261.28
  5. Step 5: Solve for x
    x = 22,342,931,261.28/171,109.44
  6. Step 6: Final answer
    x = 130,576.85

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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.