Home / 228,057.36-314,691.69-126,068.91

Finding the Fourth Proportional to 228,057.36, 314,691.69 and 126,068.91

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Solution

The fourth proportional to 228,057.36, 314,691.69 and 126,068.91 is: 173,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,057.36 : 314,691.69 = 126,068.91 : x
  2. Step 2: Convert to fraction form
    228,057.36/314,691.69 = 126,068.91/x
  3. Step 3: Cross multiply
    228,057.36x = 314,691.69 × 126,068.91
  4. Step 4: Simplify right side
    228,057.36x = 39,672,838,344.36
  5. Step 5: Solve for x
    x = 39,672,838,344.36/228,057.36
  6. Step 6: Final answer
    x = 173,959.91

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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.