Home / 148,310.67-204,683.40-84,658.04

Finding the Fourth Proportional to 148,310.67, 204,683.40 and 84,658.04

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Solution

The fourth proportional to 148,310.67, 204,683.40 and 84,658.04 is: 116,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,310.67 : 204,683.40 = 84,658.04 : x
  2. Step 2: Convert to fraction form
    148,310.67/204,683.40 = 84,658.04/x
  3. Step 3: Cross multiply
    148,310.67x = 204,683.40 × 84,658.04
  4. Step 4: Simplify right side
    148,310.67x = 17,328,095,464.54
  5. Step 5: Solve for x
    x = 17,328,095,464.54/148,310.67
  6. Step 6: Final answer
    x = 116,836.47

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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.