Home / 43,241.88-64,864.98-18,283.08

Finding the Fourth Proportional to 43,241.88, 64,864.98 and 18,283.08

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Solution

The fourth proportional to 43,241.88, 64,864.98 and 18,283.08 is: 27,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,241.88 : 64,864.98 = 18,283.08 : x
  2. Step 2: Convert to fraction form
    43,241.88/64,864.98 = 18,283.08/x
  3. Step 3: Cross multiply
    43,241.88x = 64,864.98 × 18,283.08
  4. Step 4: Simplify right side
    43,241.88x = 1,185,931,618.54
  5. Step 5: Solve for x
    x = 1,185,931,618.54/43,241.88
  6. Step 6: Final answer
    x = 27,425.53

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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.