Home / 48,042.81-72,014.09-16,443.54

Finding the Fourth Proportional to 48,042.81, 72,014.09 and 16,443.54

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Solution

The fourth proportional to 48,042.81, 72,014.09 and 16,443.54 is: 24,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,042.81 : 72,014.09 = 16,443.54 : x
  2. Step 2: Convert to fraction form
    48,042.81/72,014.09 = 16,443.54/x
  3. Step 3: Cross multiply
    48,042.81x = 72,014.09 × 16,443.54
  4. Step 4: Simplify right side
    48,042.81x = 1,184,166,487.26
  5. Step 5: Solve for x
    x = 1,184,166,487.26/48,042.81
  6. Step 6: Final answer
    x = 24,648.15

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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.