Home / 222,097.28-306,457.92-126,605.76

Finding the Fourth Proportional to 222,097.28, 306,457.92 and 126,605.76

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Solution

The fourth proportional to 222,097.28, 306,457.92 and 126,605.76 is: 174,695.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,097.28 : 306,457.92 = 126,605.76 : x
  2. Step 2: Convert to fraction form
    222,097.28/306,457.92 = 126,605.76/x
  3. Step 3: Cross multiply
    222,097.28x = 306,457.92 × 126,605.76
  4. Step 4: Simplify right side
    222,097.28x = 38,799,337,869.62
  5. Step 5: Solve for x
    x = 38,799,337,869.62/222,097.28
  6. Step 6: Final answer
    x = 174,695.24

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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.