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Finding the Fourth Proportional to 168,558.76, 232,617.84 and 96,938.76

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Solution

The fourth proportional to 168,558.76, 232,617.84 and 96,938.76 is: 133,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,558.76 : 232,617.84 = 96,938.76 : x
  2. Step 2: Convert to fraction form
    168,558.76/232,617.84 = 96,938.76/x
  3. Step 3: Cross multiply
    168,558.76x = 232,617.84 × 96,938.76
  4. Step 4: Simplify right side
    168,558.76x = 22,549,684,963.48
  5. Step 5: Solve for x
    x = 22,549,684,963.48/168,558.76
  6. Step 6: Final answer
    x = 133,779.37

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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.