Home / 102,258.64-153,394.97-34,763.21

Finding the Fourth Proportional to 102,258.64, 153,394.97 and 34,763.21

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Solution

The fourth proportional to 102,258.64, 153,394.97 and 34,763.21 is: 52,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,258.64 : 153,394.97 = 34,763.21 : x
  2. Step 2: Convert to fraction form
    102,258.64/153,394.97 = 34,763.21/x
  3. Step 3: Cross multiply
    102,258.64x = 153,394.97 × 34,763.21
  4. Step 4: Simplify right side
    102,258.64x = 5,332,500,614.26
  5. Step 5: Solve for x
    x = 5,332,500,614.26/102,258.64
  6. Step 6: Final answer
    x = 52,147.19

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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.