Home / 136,140.73-204,220.82-36,300.40

Finding the Fourth Proportional to 136,140.73, 204,220.82 and 36,300.40

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Solution

The fourth proportional to 136,140.73, 204,220.82 and 36,300.40 is: 54,453.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,140.73 : 204,220.82 = 36,300.40 : x
  2. Step 2: Convert to fraction form
    136,140.73/204,220.82 = 36,300.40/x
  3. Step 3: Cross multiply
    136,140.73x = 204,220.82 × 36,300.40
  4. Step 4: Simplify right side
    136,140.73x = 7,413,297,454.33
  5. Step 5: Solve for x
    x = 7,413,297,454.33/136,140.73
  6. Step 6: Final answer
    x = 54,453.19

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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.