Home / 129,593.56-178,838.26-73,023.16

Finding the Fourth Proportional to 129,593.56, 178,838.26 and 73,023.16

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Solution

The fourth proportional to 129,593.56, 178,838.26 and 73,023.16 is: 100,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,593.56 : 178,838.26 = 73,023.16 : x
  2. Step 2: Convert to fraction form
    129,593.56/178,838.26 = 73,023.16/x
  3. Step 3: Cross multiply
    129,593.56x = 178,838.26 × 73,023.16
  4. Step 4: Simplify right side
    129,593.56x = 13,059,334,874.10
  5. Step 5: Solve for x
    x = 13,059,334,874.10/129,593.56
  6. Step 6: Final answer
    x = 100,771.48

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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.