Home / 53,952.17-80,933.81-20,700.05

Finding the Fourth Proportional to 53,952.17, 80,933.81 and 20,700.05

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Solution

The fourth proportional to 53,952.17, 80,933.81 and 20,700.05 is: 31,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,952.17 : 80,933.81 = 20,700.05 : x
  2. Step 2: Convert to fraction form
    53,952.17/80,933.81 = 20,700.05/x
  3. Step 3: Cross multiply
    53,952.17x = 80,933.81 × 20,700.05
  4. Step 4: Simplify right side
    53,952.17x = 1,675,333,405.52
  5. Step 5: Solve for x
    x = 1,675,333,405.52/53,952.17
  6. Step 6: Final answer
    x = 31,052.20

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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.