Home / 76,256.60-114,449.70-34,201.40

Finding the Fourth Proportional to 76,256.60, 114,449.70 and 34,201.40

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Solution

The fourth proportional to 76,256.60, 114,449.70 and 34,201.40 is: 51,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,256.60 : 114,449.70 = 34,201.40 : x
  2. Step 2: Convert to fraction form
    76,256.60/114,449.70 = 34,201.40/x
  3. Step 3: Cross multiply
    76,256.60x = 114,449.70 × 34,201.40
  4. Step 4: Simplify right side
    76,256.60x = 3,914,339,969.58
  5. Step 5: Solve for x
    x = 3,914,339,969.58/76,256.60
  6. Step 6: Final answer
    x = 51,331.16

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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.