Home / 58,257.47-87,325.61-39,539.03

Finding the Fourth Proportional to 58,257.47, 87,325.61 and 39,539.03

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Solution

The fourth proportional to 58,257.47, 87,325.61 and 39,539.03 is: 59,267.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,257.47 : 87,325.61 = 39,539.03 : x
  2. Step 2: Convert to fraction form
    58,257.47/87,325.61 = 39,539.03/x
  3. Step 3: Cross multiply
    58,257.47x = 87,325.61 × 39,539.03
  4. Step 4: Simplify right side
    58,257.47x = 3,452,769,913.56
  5. Step 5: Solve for x
    x = 3,452,769,913.56/58,257.47
  6. Step 6: Final answer
    x = 59,267.42

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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.