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Finding the Fourth Proportional to 84,368.73, 116,458.17 and 48,573.01

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Solution

The fourth proportional to 84,368.73, 116,458.17 and 48,573.01 is: 67,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,368.73 : 116,458.17 = 48,573.01 : x
  2. Step 2: Convert to fraction form
    84,368.73/116,458.17 = 48,573.01/x
  3. Step 3: Cross multiply
    84,368.73x = 116,458.17 × 48,573.01
  4. Step 4: Simplify right side
    84,368.73x = 5,656,723,855.99
  5. Step 5: Solve for x
    x = 5,656,723,855.99/84,368.73
  6. Step 6: Final answer
    x = 67,047.64

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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.