Home / 194,852.43-268,867.50-118,331.64

Finding the Fourth Proportional to 194,852.43, 268,867.50 and 118,331.64

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Solution

The fourth proportional to 194,852.43, 268,867.50 and 118,331.64 is: 163,280.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,852.43 : 268,867.50 = 118,331.64 : x
  2. Step 2: Convert to fraction form
    194,852.43/268,867.50 = 118,331.64/x
  3. Step 3: Cross multiply
    194,852.43x = 268,867.50 × 118,331.64
  4. Step 4: Simplify right side
    194,852.43x = 31,815,532,217.70
  5. Step 5: Solve for x
    x = 31,815,532,217.70/194,852.43
  6. Step 6: Final answer
    x = 163,280.14

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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.