Home / 112,092.88-154,685.07-61,106.60

Finding the Fourth Proportional to 112,092.88, 154,685.07 and 61,106.60

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Solution

The fourth proportional to 112,092.88, 154,685.07 and 61,106.60 is: 84,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,092.88 : 154,685.07 = 61,106.60 : x
  2. Step 2: Convert to fraction form
    112,092.88/154,685.07 = 61,106.60/x
  3. Step 3: Cross multiply
    112,092.88x = 154,685.07 × 61,106.60
  4. Step 4: Simplify right side
    112,092.88x = 9,452,278,698.46
  5. Step 5: Solve for x
    x = 9,452,278,698.46/112,092.88
  6. Step 6: Final answer
    x = 84,325.42

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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.