Home / 79,632.08-109,894.60-43,823.12

Finding the Fourth Proportional to 79,632.08, 109,894.60 and 43,823.12

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Solution

The fourth proportional to 79,632.08, 109,894.60 and 43,823.12 is: 60,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,632.08 : 109,894.60 = 43,823.12 : x
  2. Step 2: Convert to fraction form
    79,632.08/109,894.60 = 43,823.12/x
  3. Step 3: Cross multiply
    79,632.08x = 109,894.60 × 43,823.12
  4. Step 4: Simplify right side
    79,632.08x = 4,815,924,243.15
  5. Step 5: Solve for x
    x = 4,815,924,243.15/79,632.08
  6. Step 6: Final answer
    x = 60,477.19

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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.