Home / 79,582.92-109,827.06-43,774.20

Finding the Fourth Proportional to 79,582.92, 109,827.06 and 43,774.20

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Solution

The fourth proportional to 79,582.92, 109,827.06 and 43,774.20 is: 60,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,582.92 : 109,827.06 = 43,774.20 : x
  2. Step 2: Convert to fraction form
    79,582.92/109,827.06 = 43,774.20/x
  3. Step 3: Cross multiply
    79,582.92x = 109,827.06 × 43,774.20
  4. Step 4: Simplify right side
    79,582.92x = 4,807,591,689.85
  5. Step 5: Solve for x
    x = 4,807,591,689.85/79,582.92
  6. Step 6: Final answer
    x = 60,409.84

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1.5x scale

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.