Home / 69,085.76-103,628.64-27,533.12

Finding the Fourth Proportional to 69,085.76, 103,628.64 and 27,533.12

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Solution

The fourth proportional to 69,085.76, 103,628.64 and 27,533.12 is: 41,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,085.76 : 103,628.64 = 27,533.12 : x
  2. Step 2: Convert to fraction form
    69,085.76/103,628.64 = 27,533.12/x
  3. Step 3: Cross multiply
    69,085.76x = 103,628.64 × 27,533.12
  4. Step 4: Simplify right side
    69,085.76x = 2,853,219,780.56
  5. Step 5: Solve for x
    x = 2,853,219,780.56/69,085.76
  6. Step 6: Final answer
    x = 41,299.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.