Home / 236,610.08-354,838.96-78,796.16

Finding the Fourth Proportional to 236,610.08, 354,838.96 and 78,796.16

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Solution

The fourth proportional to 236,610.08, 354,838.96 and 78,796.16 is: 118,168.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,610.08 : 354,838.96 = 78,796.16 : x
  2. Step 2: Convert to fraction form
    236,610.08/354,838.96 = 78,796.16/x
  3. Step 3: Cross multiply
    236,610.08x = 354,838.96 × 78,796.16
  4. Step 4: Simplify right side
    236,610.08x = 27,959,947,466.39
  5. Step 5: Solve for x
    x = 27,959,947,466.39/236,610.08
  6. Step 6: Final answer
    x = 118,168.88

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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.