Home / 96,108.12-132,629.31-53,666.64

Finding the Fourth Proportional to 96,108.12, 132,629.31 and 53,666.64

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Solution

The fourth proportional to 96,108.12, 132,629.31 and 53,666.64 is: 74,060.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,108.12 : 132,629.31 = 53,666.64 : x
  2. Step 2: Convert to fraction form
    96,108.12/132,629.31 = 53,666.64/x
  3. Step 3: Cross multiply
    96,108.12x = 132,629.31 × 53,666.64
  4. Step 4: Simplify right side
    96,108.12x = 7,117,769,433.22
  5. Step 5: Solve for x
    x = 7,117,769,433.22/96,108.12
  6. Step 6: Final answer
    x = 74,060.02

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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.