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Finding the Fourth Proportional to 168,053.76, 232,100.80 and 114,245.36

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Solution

The fourth proportional to 168,053.76, 232,100.80 and 114,245.36 is: 157,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,053.76 : 232,100.80 = 114,245.36 : x
  2. Step 2: Convert to fraction form
    168,053.76/232,100.80 = 114,245.36/x
  3. Step 3: Cross multiply
    168,053.76x = 232,100.80 × 114,245.36
  4. Step 4: Simplify right side
    168,053.76x = 26,516,439,452.29
  5. Step 5: Solve for x
    x = 26,516,439,452.29/168,053.76
  6. Step 6: Final answer
    x = 157,785.46

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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.