Home / 53,119.71-73,304.64-29,245.89

Finding the Fourth Proportional to 53,119.71, 73,304.64 and 29,245.89

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Solution

The fourth proportional to 53,119.71, 73,304.64 and 29,245.89 is: 40,359.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,119.71 : 73,304.64 = 29,245.89 : x
  2. Step 2: Convert to fraction form
    53,119.71/73,304.64 = 29,245.89/x
  3. Step 3: Cross multiply
    53,119.71x = 73,304.64 × 29,245.89
  4. Step 4: Simplify right side
    53,119.71x = 2,143,859,437.93
  5. Step 5: Solve for x
    x = 2,143,859,437.93/53,119.71
  6. Step 6: Final answer
    x = 40,359.02

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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.