Home / 58,581.44-80,842.43-31,723.98

Finding the Fourth Proportional to 58,581.44, 80,842.43 and 31,723.98

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Solution

The fourth proportional to 58,581.44, 80,842.43 and 31,723.98 is: 43,779.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,581.44 : 80,842.43 = 31,723.98 : x
  2. Step 2: Convert to fraction form
    58,581.44/80,842.43 = 31,723.98/x
  3. Step 3: Cross multiply
    58,581.44x = 80,842.43 × 31,723.98
  4. Step 4: Simplify right side
    58,581.44x = 2,564,643,228.26
  5. Step 5: Solve for x
    x = 2,564,643,228.26/58,581.44
  6. Step 6: Final answer
    x = 43,779.11

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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.