Home / 58,474.32-80,731.46-40,563.06

Finding the Fourth Proportional to 58,474.32, 80,731.46 and 40,563.06

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Solution

The fourth proportional to 58,474.32, 80,731.46 and 40,563.06 is: 56,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,474.32 : 80,731.46 = 40,563.06 : x
  2. Step 2: Convert to fraction form
    58,474.32/80,731.46 = 40,563.06/x
  3. Step 3: Cross multiply
    58,474.32x = 80,731.46 × 40,563.06
  4. Step 4: Simplify right side
    58,474.32x = 3,274,715,055.87
  5. Step 5: Solve for x
    x = 3,274,715,055.87/58,474.32
  6. Step 6: Final answer
    x = 56,002.62

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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.