Home / 194,303.43-268,139.34-112,647.60

Finding the Fourth Proportional to 194,303.43, 268,139.34 and 112,647.60

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Solution

The fourth proportional to 194,303.43, 268,139.34 and 112,647.60 is: 155,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,303.43 : 268,139.34 = 112,647.60 : x
  2. Step 2: Convert to fraction form
    194,303.43/268,139.34 = 112,647.60/x
  3. Step 3: Cross multiply
    194,303.43x = 268,139.34 × 112,647.60
  4. Step 4: Simplify right side
    194,303.43x = 30,205,253,116.58
  5. Step 5: Solve for x
    x = 30,205,253,116.58/194,303.43
  6. Step 6: Final answer
    x = 155,454.04

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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.