Home / 263,511.94-363,646.59-142,653.22

Finding the Fourth Proportional to 263,511.94, 363,646.59 and 142,653.22

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Solution

The fourth proportional to 263,511.94, 363,646.59 and 142,653.22 is: 196,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,511.94 : 363,646.59 = 142,653.22 : x
  2. Step 2: Convert to fraction form
    263,511.94/363,646.59 = 142,653.22/x
  3. Step 3: Cross multiply
    263,511.94x = 363,646.59 × 142,653.22
  4. Step 4: Simplify right side
    263,511.94x = 51,875,356,096.40
  5. Step 5: Solve for x
    x = 51,875,356,096.40/263,511.94
  6. Step 6: Final answer
    x = 196,861.50

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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.