Home / 58,381.27-87,584.21-18,935.32

Finding the Fourth Proportional to 58,381.27, 87,584.21 and 18,935.32

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Solution

The fourth proportional to 58,381.27, 87,584.21 and 18,935.32 is: 28,406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,381.27 : 87,584.21 = 18,935.32 : x
  2. Step 2: Convert to fraction form
    58,381.27/87,584.21 = 18,935.32/x
  3. Step 3: Cross multiply
    58,381.27x = 87,584.21 × 18,935.32
  4. Step 4: Simplify right side
    58,381.27x = 1,658,434,605.38
  5. Step 5: Solve for x
    x = 1,658,434,605.38/58,381.27
  6. Step 6: Final answer
    x = 28,406.97

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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.