Home / 53,292.41-79,905.80-48,240.44

Finding the Fourth Proportional to 53,292.41, 79,905.80 and 48,240.44

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Solution

The fourth proportional to 53,292.41, 79,905.80 and 48,240.44 is: 72,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,292.41 : 79,905.80 = 48,240.44 : x
  2. Step 2: Convert to fraction form
    53,292.41/79,905.80 = 48,240.44/x
  3. Step 3: Cross multiply
    53,292.41x = 79,905.80 × 48,240.44
  4. Step 4: Simplify right side
    53,292.41x = 3,854,690,814.37
  5. Step 5: Solve for x
    x = 3,854,690,814.37/53,292.41
  6. Step 6: Final answer
    x = 72,330.96

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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.