Home / 58,790.04-81,127.92-31,932

Finding the Fourth Proportional to 58,790.04, 81,127.92 and 31,932

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Solution

The fourth proportional to 58,790.04, 81,127.92 and 31,932 is: 44,064.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,790.04 : 81,127.92 = 31,932 : x
  2. Step 2: Convert to fraction form
    58,790.04/81,127.92 = 31,932/x
  3. Step 3: Cross multiply
    58,790.04x = 81,127.92 × 31,932
  4. Step 4: Simplify right side
    58,790.04x = 2,590,576,741.44
  5. Step 5: Solve for x
    x = 2,590,576,741.44/58,790.04
  6. Step 6: Final answer
    x = 44,064.89

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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.