Home / 101,945.28-152,968.04-45,825.04

Finding the Fourth Proportional to 101,945.28, 152,968.04 and 45,825.04

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Solution

The fourth proportional to 101,945.28, 152,968.04 and 45,825.04 is: 68,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,945.28 : 152,968.04 = 45,825.04 : x
  2. Step 2: Convert to fraction form
    101,945.28/152,968.04 = 45,825.04/x
  3. Step 3: Cross multiply
    101,945.28x = 152,968.04 × 45,825.04
  4. Step 4: Simplify right side
    101,945.28x = 7,009,765,557.76
  5. Step 5: Solve for x
    x = 7,009,765,557.76/101,945.28
  6. Step 6: Final answer
    x = 68,760.08

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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.