Home / 83,664.12-125,511.58-27,507.40

Finding the Fourth Proportional to 83,664.12, 125,511.58 and 27,507.40

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Solution

The fourth proportional to 83,664.12, 125,511.58 and 27,507.40 is: 41,266.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,664.12 : 125,511.58 = 27,507.40 : x
  2. Step 2: Convert to fraction form
    83,664.12/125,511.58 = 27,507.40/x
  3. Step 3: Cross multiply
    83,664.12x = 125,511.58 × 27,507.40
  4. Step 4: Simplify right side
    83,664.12x = 3,452,497,235.69
  5. Step 5: Solve for x
    x = 3,452,497,235.69/83,664.12
  6. Step 6: Final answer
    x = 41,266.16

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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.