Home / 101,109.26-151,757.15-51,224.40

Finding the Fourth Proportional to 101,109.26, 151,757.15 and 51,224.40

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Solution

The fourth proportional to 101,109.26, 151,757.15 and 51,224.40 is: 76,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,109.26 : 151,757.15 = 51,224.40 : x
  2. Step 2: Convert to fraction form
    101,109.26/151,757.15 = 51,224.40/x
  3. Step 3: Cross multiply
    101,109.26x = 151,757.15 × 51,224.40
  4. Step 4: Simplify right side
    101,109.26x = 7,773,668,698.34
  5. Step 5: Solve for x
    x = 7,773,668,698.34/101,109.26
  6. Step 6: Final answer
    x = 76,883.84

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1.5x scale

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.