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Finding the Fourth Proportional to 168,605.58, 232,405.45 and 114,140.58

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Solution

The fourth proportional to 168,605.58, 232,405.45 and 114,140.58 is: 157,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,605.58 : 232,405.45 = 114,140.58 : x
  2. Step 2: Convert to fraction form
    168,605.58/232,405.45 = 114,140.58/x
  3. Step 3: Cross multiply
    168,605.58x = 232,405.45 × 114,140.58
  4. Step 4: Simplify right side
    168,605.58x = 26,526,892,858.16
  5. Step 5: Solve for x
    x = 26,526,892,858.16/168,605.58
  6. Step 6: Final answer
    x = 157,331.05

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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.