Home / 235,530.43-325,091.55-133,616.64

Finding the Fourth Proportional to 235,530.43, 325,091.55 and 133,616.64

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Solution

The fourth proportional to 235,530.43, 325,091.55 and 133,616.64 is: 184,424.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,530.43 : 325,091.55 = 133,616.64 : x
  2. Step 2: Convert to fraction form
    235,530.43/325,091.55 = 133,616.64/x
  3. Step 3: Cross multiply
    235,530.43x = 325,091.55 × 133,616.64
  4. Step 4: Simplify right side
    235,530.43x = 43,437,640,603.39
  5. Step 5: Solve for x
    x = 43,437,640,603.39/235,530.43
  6. Step 6: Final answer
    x = 184,424.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.