Home / 79,986.48-120,060.60-46,770

Finding the Fourth Proportional to 79,986.48, 120,060.60 and 46,770

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Solution

The fourth proportional to 79,986.48, 120,060.60 and 46,770 is: 70,202.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,986.48 : 120,060.60 = 46,770 : x
  2. Step 2: Convert to fraction form
    79,986.48/120,060.60 = 46,770/x
  3. Step 3: Cross multiply
    79,986.48x = 120,060.60 × 46,770
  4. Step 4: Simplify right side
    79,986.48x = 5,615,234,262
  5. Step 5: Solve for x
    x = 5,615,234,262/79,986.48
  6. Step 6: Final answer
    x = 70,202.29

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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.