Home / 294,528.57-441,784.02-81,309.51

Finding the Fourth Proportional to 294,528.57, 441,784.02 and 81,309.51

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Solution

The fourth proportional to 294,528.57, 441,784.02 and 81,309.51 is: 121,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,528.57 : 441,784.02 = 81,309.51 : x
  2. Step 2: Convert to fraction form
    294,528.57/441,784.02 = 81,309.51/x
  3. Step 3: Cross multiply
    294,528.57x = 441,784.02 × 81,309.51
  4. Step 4: Simplify right side
    294,528.57x = 35,921,242,192.03
  5. Step 5: Solve for x
    x = 35,921,242,192.03/294,528.57
  6. Step 6: Final answer
    x = 121,961.83

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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.