Home / 222,133.40-306,536.20-125,367.76

Finding the Fourth Proportional to 222,133.40, 306,536.20 and 125,367.76

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Solution

The fourth proportional to 222,133.40, 306,536.20 and 125,367.76 is: 173,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,133.40 : 306,536.20 = 125,367.76 : x
  2. Step 2: Convert to fraction form
    222,133.40/306,536.20 = 125,367.76/x
  3. Step 3: Cross multiply
    222,133.40x = 306,536.20 × 125,367.76
  4. Step 4: Simplify right side
    222,133.40x = 38,429,756,752.91
  5. Step 5: Solve for x
    x = 38,429,756,752.91/222,133.40
  6. Step 6: Final answer
    x = 173,003.05

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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.