Home / 236,892.28-326,910.62-129,462.31

Finding the Fourth Proportional to 236,892.28, 326,910.62 and 129,462.31

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Solution

The fourth proportional to 236,892.28, 326,910.62 and 129,462.31 is: 178,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,892.28 : 326,910.62 = 129,462.31 : x
  2. Step 2: Convert to fraction form
    236,892.28/326,910.62 = 129,462.31/x
  3. Step 3: Cross multiply
    236,892.28x = 326,910.62 × 129,462.31
  4. Step 4: Simplify right side
    236,892.28x = 42,322,605,448.32
  5. Step 5: Solve for x
    x = 42,322,605,448.32/236,892.28
  6. Step 6: Final answer
    x = 178,657.60

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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.