Home / 148,582.10-204,993.43-84,874.79

Finding the Fourth Proportional to 148,582.10, 204,993.43 and 84,874.79

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Solution

The fourth proportional to 148,582.10, 204,993.43 and 84,874.79 is: 117,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,582.10 : 204,993.43 = 84,874.79 : x
  2. Step 2: Convert to fraction form
    148,582.10/204,993.43 = 84,874.79/x
  3. Step 3: Cross multiply
    148,582.10x = 204,993.43 × 84,874.79
  4. Step 4: Simplify right side
    148,582.10x = 17,398,774,322.63
  5. Step 5: Solve for x
    x = 17,398,774,322.63/148,582.10
  6. Step 6: Final answer
    x = 117,098.72

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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.