Home / 63,304.27-87,318.64-40,607.31

Finding the Fourth Proportional to 63,304.27, 87,318.64 and 40,607.31

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Solution

The fourth proportional to 63,304.27, 87,318.64 and 40,607.31 is: 56,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,304.27 : 87,318.64 = 40,607.31 : x
  2. Step 2: Convert to fraction form
    63,304.27/87,318.64 = 40,607.31/x
  3. Step 3: Cross multiply
    63,304.27x = 87,318.64 × 40,607.31
  4. Step 4: Simplify right side
    63,304.27x = 3,545,775,083.26
  5. Step 5: Solve for x
    x = 3,545,775,083.26/63,304.27
  6. Step 6: Final answer
    x = 56,011.63

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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.