Home / 80,709.09-111,376.88-44,898.33

Finding the Fourth Proportional to 80,709.09, 111,376.88 and 44,898.33

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Solution

The fourth proportional to 80,709.09, 111,376.88 and 44,898.33 is: 61,958.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,709.09 : 111,376.88 = 44,898.33 : x
  2. Step 2: Convert to fraction form
    80,709.09/111,376.88 = 44,898.33/x
  3. Step 3: Cross multiply
    80,709.09x = 111,376.88 × 44,898.33
  4. Step 4: Simplify right side
    80,709.09x = 5,000,635,688.12
  5. Step 5: Solve for x
    x = 5,000,635,688.12/80,709.09
  6. Step 6: Final answer
    x = 61,958.77

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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.