Home / 48,511.44-72,788.76-47,724.12

Finding the Fourth Proportional to 48,511.44, 72,788.76 and 47,724.12

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Solution

The fourth proportional to 48,511.44, 72,788.76 and 47,724.12 is: 71,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,511.44 : 72,788.76 = 47,724.12 : x
  2. Step 2: Convert to fraction form
    48,511.44/72,788.76 = 47,724.12/x
  3. Step 3: Cross multiply
    48,511.44x = 72,788.76 × 47,724.12
  4. Step 4: Simplify right side
    48,511.44x = 3,473,779,516.89
  5. Step 5: Solve for x
    x = 3,473,779,516.89/48,511.44
  6. Step 6: Final answer
    x = 71,607.43

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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.