Home / 79,560.08-109,792.92-43,752.52

Finding the Fourth Proportional to 79,560.08, 109,792.92 and 43,752.52

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Solution

The fourth proportional to 79,560.08, 109,792.92 and 43,752.52 is: 60,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,560.08 : 109,792.92 = 43,752.52 : x
  2. Step 2: Convert to fraction form
    79,560.08/109,792.92 = 43,752.52/x
  3. Step 3: Cross multiply
    79,560.08x = 109,792.92 × 43,752.52
  4. Step 4: Simplify right side
    79,560.08x = 4,803,716,928.16
  5. Step 5: Solve for x
    x = 4,803,716,928.16/79,560.08
  6. Step 6: Final answer
    x = 60,378.48

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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.