Home / 236,055.64-354,188.12-123,709.15

Finding the Fourth Proportional to 236,055.64, 354,188.12 and 123,709.15

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Solution

The fourth proportional to 236,055.64, 354,188.12 and 123,709.15 is: 185,618.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,055.64 : 354,188.12 = 123,709.15 : x
  2. Step 2: Convert to fraction form
    236,055.64/354,188.12 = 123,709.15/x
  3. Step 3: Cross multiply
    236,055.64x = 354,188.12 × 123,709.15
  4. Step 4: Simplify right side
    236,055.64x = 43,816,311,265.30
  5. Step 5: Solve for x
    x = 43,816,311,265.30/236,055.64
  6. Step 6: Final answer
    x = 185,618.57

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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.