Home / 53,870.68-74,332.92-29,991.88

Finding the Fourth Proportional to 53,870.68, 74,332.92 and 29,991.88

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Solution

The fourth proportional to 53,870.68, 74,332.92 and 29,991.88 is: 41,384.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,870.68 : 74,332.92 = 29,991.88 : x
  2. Step 2: Convert to fraction form
    53,870.68/74,332.92 = 29,991.88/x
  3. Step 3: Cross multiply
    53,870.68x = 74,332.92 × 29,991.88
  4. Step 4: Simplify right side
    53,870.68x = 2,229,384,016.69
  5. Step 5: Solve for x
    x = 2,229,384,016.69/53,870.68
  6. Step 6: Final answer
    x = 41,384.00

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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.