Home / 79,814.35-110,156.93-48,000.79

Finding the Fourth Proportional to 79,814.35, 110,156.93 and 48,000.79

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Solution

The fourth proportional to 79,814.35, 110,156.93 and 48,000.79 is: 66,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,814.35 : 110,156.93 = 48,000.79 : x
  2. Step 2: Convert to fraction form
    79,814.35/110,156.93 = 48,000.79/x
  3. Step 3: Cross multiply
    79,814.35x = 110,156.93 × 48,000.79
  4. Step 4: Simplify right side
    79,814.35x = 5,287,619,663.97
  5. Step 5: Solve for x
    x = 5,287,619,663.97/79,814.35
  6. Step 6: Final answer
    x = 66,248.98

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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.