Home / 102,801.26-154,202.64-36,242.66

Finding the Fourth Proportional to 102,801.26, 154,202.64 and 36,242.66

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Solution

The fourth proportional to 102,801.26, 154,202.64 and 36,242.66 is: 54,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,801.26 : 154,202.64 = 36,242.66 : x
  2. Step 2: Convert to fraction form
    102,801.26/154,202.64 = 36,242.66/x
  3. Step 3: Cross multiply
    102,801.26x = 154,202.64 × 36,242.66
  4. Step 4: Simplify right side
    102,801.26x = 5,588,713,852.62
  5. Step 5: Solve for x
    x = 5,588,713,852.62/102,801.26
  6. Step 6: Final answer
    x = 54,364.25

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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.