Home / 101,070.07-151,604.47-26,190.03

Finding the Fourth Proportional to 101,070.07, 151,604.47 and 26,190.03

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Solution

The fourth proportional to 101,070.07, 151,604.47 and 26,190.03 is: 39,284.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,070.07 : 151,604.47 = 26,190.03 : x
  2. Step 2: Convert to fraction form
    101,070.07/151,604.47 = 26,190.03/x
  3. Step 3: Cross multiply
    101,070.07x = 151,604.47 × 26,190.03
  4. Step 4: Simplify right side
    101,070.07x = 3,970,525,617.43
  5. Step 5: Solve for x
    x = 3,970,525,617.43/101,070.07
  6. Step 6: Final answer
    x = 39,284.88

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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.