Home / 104,269.68-156,404.82-25,383.78

Finding the Fourth Proportional to 104,269.68, 156,404.82 and 25,383.78

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Solution

The fourth proportional to 104,269.68, 156,404.82 and 25,383.78 is: 38,075.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,269.68 : 156,404.82 = 25,383.78 : x
  2. Step 2: Convert to fraction form
    104,269.68/156,404.82 = 25,383.78/x
  3. Step 3: Cross multiply
    104,269.68x = 156,404.82 × 25,383.78
  4. Step 4: Simplify right side
    104,269.68x = 3,970,145,541.82
  5. Step 5: Solve for x
    x = 3,970,145,541.82/104,269.68
  6. Step 6: Final answer
    x = 38,075.74

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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.