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Finding the Fourth Proportional to 228,097.92, 314,765.76 and 126,116.88

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Solution

The fourth proportional to 228,097.92, 314,765.76 and 126,116.88 is: 174,036.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,097.92 : 314,765.76 = 126,116.88 : x
  2. Step 2: Convert to fraction form
    228,097.92/314,765.76 = 126,116.88/x
  3. Step 3: Cross multiply
    228,097.92x = 314,765.76 × 126,116.88
  4. Step 4: Simplify right side
    228,097.92x = 39,697,275,582.03
  5. Step 5: Solve for x
    x = 39,697,275,582.03/228,097.92
  6. Step 6: Final answer
    x = 174,036.11

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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.