Home / 236,414.10-354,851.55-118,218.90

Finding the Fourth Proportional to 236,414.10, 354,851.55 and 118,218.90

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Solution

The fourth proportional to 236,414.10, 354,851.55 and 118,218.90 is: 177,443.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,414.10 : 354,851.55 = 118,218.90 : x
  2. Step 2: Convert to fraction form
    236,414.10/354,851.55 = 118,218.90/x
  3. Step 3: Cross multiply
    236,414.10x = 354,851.55 × 118,218.90
  4. Step 4: Simplify right side
    236,414.10x = 41,950,159,904.30
  5. Step 5: Solve for x
    x = 41,950,159,904.30/236,414.10
  6. Step 6: Final answer
    x = 177,443.56

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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.