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Finding the Fourth Proportional to 168,321.68, 252,427.38 and 55,970.93

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Solution

The fourth proportional to 168,321.68, 252,427.38 and 55,970.93 is: 83,938.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,321.68 : 252,427.38 = 55,970.93 : x
  2. Step 2: Convert to fraction form
    168,321.68/252,427.38 = 55,970.93/x
  3. Step 3: Cross multiply
    168,321.68x = 252,427.38 × 55,970.93
  4. Step 4: Simplify right side
    168,321.68x = 14,128,595,216.06
  5. Step 5: Solve for x
    x = 14,128,595,216.06/168,321.68
  6. Step 6: Final answer
    x = 83,938.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.