Home / 154,910.10-232,365.15-115,544.10

Finding the Fourth Proportional to 154,910.10, 232,365.15 and 115,544.10

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Solution

The fourth proportional to 154,910.10, 232,365.15 and 115,544.10 is: 173,316.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,910.10 : 232,365.15 = 115,544.10 : x
  2. Step 2: Convert to fraction form
    154,910.10/232,365.15 = 115,544.10/x
  3. Step 3: Cross multiply
    154,910.10x = 232,365.15 × 115,544.10
  4. Step 4: Simplify right side
    154,910.10x = 26,848,422,128.12
  5. Step 5: Solve for x
    x = 26,848,422,128.12/154,910.10
  6. Step 6: Final answer
    x = 173,316.15

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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.