Home / 79,528.91-109,752.01-43,232.80

Finding the Fourth Proportional to 79,528.91, 109,752.01 and 43,232.80

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Solution

The fourth proportional to 79,528.91, 109,752.01 and 43,232.80 is: 59,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,528.91 : 109,752.01 = 43,232.80 : x
  2. Step 2: Convert to fraction form
    79,528.91/109,752.01 = 43,232.80/x
  3. Step 3: Cross multiply
    79,528.91x = 109,752.01 × 43,232.80
  4. Step 4: Simplify right side
    79,528.91x = 4,744,886,697.93
  5. Step 5: Solve for x
    x = 4,744,886,697.93/79,528.91
  6. Step 6: Final answer
    x = 59,662.41

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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.