Home / 228,097.77-314,761.40-126,115.22

Finding the Fourth Proportional to 228,097.77, 314,761.40 and 126,115.22

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Solution

The fourth proportional to 228,097.77, 314,761.40 and 126,115.22 is: 174,031.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,097.77 : 314,761.40 = 126,115.22 : x
  2. Step 2: Convert to fraction form
    228,097.77/314,761.40 = 126,115.22/x
  3. Step 3: Cross multiply
    228,097.77x = 314,761.40 × 126,115.22
  4. Step 4: Simplify right side
    228,097.77x = 39,696,204,103.05
  5. Step 5: Solve for x
    x = 39,696,204,103.05/228,097.77
  6. Step 6: Final answer
    x = 174,031.53

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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.