Home / 236,494.20-326,362.91-129,066.63

Finding the Fourth Proportional to 236,494.20, 326,362.91 and 129,066.63

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Solution

The fourth proportional to 236,494.20, 326,362.91 and 129,066.63 is: 178,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,494.20 : 326,362.91 = 129,066.63 : x
  2. Step 2: Convert to fraction form
    236,494.20/326,362.91 = 129,066.63/x
  3. Step 3: Cross multiply
    236,494.20x = 326,362.91 × 129,066.63
  4. Step 4: Simplify right side
    236,494.20x = 42,122,560,950.69
  5. Step 5: Solve for x
    x = 42,122,560,950.69/236,494.20
  6. Step 6: Final answer
    x = 178,112.45

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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.