Home / 171,122.23-236,139.38-94,636.86

Finding the Fourth Proportional to 171,122.23, 236,139.38 and 94,636.86

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Solution

The fourth proportional to 171,122.23, 236,139.38 and 94,636.86 is: 130,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,122.23 : 236,139.38 = 94,636.86 : x
  2. Step 2: Convert to fraction form
    171,122.23/236,139.38 = 94,636.86/x
  3. Step 3: Cross multiply
    171,122.23x = 236,139.38 × 94,636.86
  4. Step 4: Simplify right side
    171,122.23x = 22,347,489,445.55
  5. Step 5: Solve for x
    x = 22,347,489,445.55/171,122.23
  6. Step 6: Final answer
    x = 130,593.72

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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.