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Finding the Fourth Proportional to 116,480.12, 174,800.96 and 53,307.96

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Solution

The fourth proportional to 116,480.12, 174,800.96 and 53,307.96 is: 79,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,480.12 : 174,800.96 = 53,307.96 : x
  2. Step 2: Convert to fraction form
    116,480.12/174,800.96 = 53,307.96/x
  3. Step 3: Cross multiply
    116,480.12x = 174,800.96 × 53,307.96
  4. Step 4: Simplify right side
    116,480.12x = 9,318,282,583.64
  5. Step 5: Solve for x
    x = 9,318,282,583.64/116,480.12
  6. Step 6: Final answer
    x = 79,998.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.