Home / 148,174.74-204,479.06-84,513.60

Finding the Fourth Proportional to 148,174.74, 204,479.06 and 84,513.60

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Solution

The fourth proportional to 148,174.74, 204,479.06 and 84,513.60 is: 116,627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,174.74 : 204,479.06 = 84,513.60 : x
  2. Step 2: Convert to fraction form
    148,174.74/204,479.06 = 84,513.60/x
  3. Step 3: Cross multiply
    148,174.74x = 204,479.06 × 84,513.60
  4. Step 4: Simplify right side
    148,174.74x = 17,281,261,062.65
  5. Step 5: Solve for x
    x = 17,281,261,062.65/148,174.74
  6. Step 6: Final answer
    x = 116,627.58

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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.