Home / 135,523.10-187,200.24-104,080.52

Finding the Fourth Proportional to 135,523.10, 187,200.24 and 104,080.52

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Solution

The fourth proportional to 135,523.10, 187,200.24 and 104,080.52 is: 143,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,523.10 : 187,200.24 = 104,080.52 : x
  2. Step 2: Convert to fraction form
    135,523.10/187,200.24 = 104,080.52/x
  3. Step 3: Cross multiply
    135,523.10x = 187,200.24 × 104,080.52
  4. Step 4: Simplify right side
    135,523.10x = 19,483,898,323.32
  5. Step 5: Solve for x
    x = 19,483,898,323.32/135,523.10
  6. Step 6: Final answer
    x = 143,768.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.