Home / 165,543.56-228,445.81-96,646.22

Finding the Fourth Proportional to 165,543.56, 228,445.81 and 96,646.22

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Solution

The fourth proportional to 165,543.56, 228,445.81 and 96,646.22 is: 133,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,543.56 : 228,445.81 = 96,646.22 : x
  2. Step 2: Convert to fraction form
    165,543.56/228,445.81 = 96,646.22/x
  3. Step 3: Cross multiply
    165,543.56x = 228,445.81 × 96,646.22
  4. Step 4: Simplify right side
    165,543.56x = 22,078,422,627.49
  5. Step 5: Solve for x
    x = 22,078,422,627.49/165,543.56
  6. Step 6: Final answer
    x = 133,369.27

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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.