Home / 294,618.05-441,952.53-81,385.88

Finding the Fourth Proportional to 294,618.05, 441,952.53 and 81,385.88

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Solution

The fourth proportional to 294,618.05, 441,952.53 and 81,385.88 is: 122,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,618.05 : 441,952.53 = 81,385.88 : x
  2. Step 2: Convert to fraction form
    294,618.05/441,952.53 = 81,385.88/x
  3. Step 3: Cross multiply
    294,618.05x = 441,952.53 × 81,385.88
  4. Step 4: Simplify right side
    294,618.05x = 35,968,693,362.51
  5. Step 5: Solve for x
    x = 35,968,693,362.51/294,618.05
  6. Step 6: Final answer
    x = 122,085.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.