Home / 177,785.10-267,260.85-125,556.30

Finding the Fourth Proportional to 177,785.10, 267,260.85 and 125,556.30

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Solution

The fourth proportional to 177,785.10, 267,260.85 and 125,556.30 is: 188,746.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,785.10 : 267,260.85 = 125,556.30 : x
  2. Step 2: Convert to fraction form
    177,785.10/267,260.85 = 125,556.30/x
  3. Step 3: Cross multiply
    177,785.10x = 267,260.85 × 125,556.30
  4. Step 4: Simplify right side
    177,785.10x = 33,556,283,460.86
  5. Step 5: Solve for x
    x = 33,556,283,460.86/177,785.10
  6. Step 6: Final answer
    x = 188,746.32

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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.