Home / 194,550.85-268,434.50-118,068.15

Finding the Fourth Proportional to 194,550.85, 268,434.50 and 118,068.15

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Solution

The fourth proportional to 194,550.85, 268,434.50 and 118,068.15 is: 162,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,550.85 : 268,434.50 = 118,068.15 : x
  2. Step 2: Convert to fraction form
    194,550.85/268,434.50 = 118,068.15/x
  3. Step 3: Cross multiply
    194,550.85x = 268,434.50 × 118,068.15
  4. Step 4: Simplify right side
    194,550.85x = 31,693,564,811.18
  5. Step 5: Solve for x
    x = 31,693,564,811.18/194,550.85
  6. Step 6: Final answer
    x = 162,906.33

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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.