Home / 96,355.50-132,977.10-53,917.98

Finding the Fourth Proportional to 96,355.50, 132,977.10 and 53,917.98

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Solution

The fourth proportional to 96,355.50, 132,977.10 and 53,917.98 is: 74,410.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,355.50 : 132,977.10 = 53,917.98 : x
  2. Step 2: Convert to fraction form
    96,355.50/132,977.10 = 53,917.98/x
  3. Step 3: Cross multiply
    96,355.50x = 132,977.10 × 53,917.98
  4. Step 4: Simplify right side
    96,355.50x = 7,169,856,618.26
  5. Step 5: Solve for x
    x = 7,169,856,618.26/96,355.50
  6. Step 6: Final answer
    x = 74,410.46

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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.