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Finding the Fourth Proportional to 96,329.17, 132,940.40 and 53,888.01

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Solution

The fourth proportional to 96,329.17, 132,940.40 and 53,888.01 is: 74,368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,329.17 : 132,940.40 = 53,888.01 : x
  2. Step 2: Convert to fraction form
    96,329.17/132,940.40 = 53,888.01/x
  3. Step 3: Cross multiply
    96,329.17x = 132,940.40 × 53,888.01
  4. Step 4: Simplify right side
    96,329.17x = 7,163,893,604.60
  5. Step 5: Solve for x
    x = 7,163,893,604.60/96,329.17
  6. Step 6: Final answer
    x = 74,368.89

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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.