Home / 79,566.76-109,799.93-43,756.77

Finding the Fourth Proportional to 79,566.76, 109,799.93 and 43,756.77

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Solution

The fourth proportional to 79,566.76, 109,799.93 and 43,756.77 is: 60,383.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,566.76 : 109,799.93 = 43,756.77 : x
  2. Step 2: Convert to fraction form
    79,566.76/109,799.93 = 43,756.77/x
  3. Step 3: Cross multiply
    79,566.76x = 109,799.93 × 43,756.77
  4. Step 4: Simplify right side
    79,566.76x = 4,804,489,734.03
  5. Step 5: Solve for x
    x = 4,804,489,734.03/79,566.76
  6. Step 6: Final answer
    x = 60,383.13

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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.