Home / 222,048.11-306,455.60-126,532.91

Finding the Fourth Proportional to 222,048.11, 306,455.60 and 126,532.91

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Solution

The fourth proportional to 222,048.11, 306,455.60 and 126,532.91 is: 174,632.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,048.11 : 306,455.60 = 126,532.91 : x
  2. Step 2: Convert to fraction form
    222,048.11/306,455.60 = 126,532.91/x
  3. Step 3: Cross multiply
    222,048.11x = 306,455.60 × 126,532.91
  4. Step 4: Simplify right side
    222,048.11x = 38,776,718,853.80
  5. Step 5: Solve for x
    x = 38,776,718,853.80/222,048.11
  6. Step 6: Final answer
    x = 174,632.06

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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.