Home / 112,080.82-154,670.51-61,093.55

Finding the Fourth Proportional to 112,080.82, 154,670.51 and 61,093.55

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Solution

The fourth proportional to 112,080.82, 154,670.51 and 61,093.55 is: 84,308.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,080.82 : 154,670.51 = 61,093.55 : x
  2. Step 2: Convert to fraction form
    112,080.82/154,670.51 = 61,093.55/x
  3. Step 3: Cross multiply
    112,080.82x = 154,670.51 × 61,093.55
  4. Step 4: Simplify right side
    112,080.82x = 9,449,370,536.21
  5. Step 5: Solve for x
    x = 9,449,370,536.21/112,080.82
  6. Step 6: Final answer
    x = 84,308.54

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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.