Home / 53,936.08-80,931.45-36,369

Finding the Fourth Proportional to 53,936.08, 80,931.45 and 36,369

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Solution

The fourth proportional to 53,936.08, 80,931.45 and 36,369 is: 54,571.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,936.08 : 80,931.45 = 36,369 : x
  2. Step 2: Convert to fraction form
    53,936.08/80,931.45 = 36,369/x
  3. Step 3: Cross multiply
    53,936.08x = 80,931.45 × 36,369
  4. Step 4: Simplify right side
    53,936.08x = 2,943,396,041.43
  5. Step 5: Solve for x
    x = 2,943,396,041.43/53,936.08
  6. Step 6: Final answer
    x = 54,571.93

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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.