Home / 166,000.58-228,807.65-117,618.74

Finding the Fourth Proportional to 166,000.58, 228,807.65 and 117,618.74

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Solution

The fourth proportional to 166,000.58, 228,807.65 and 117,618.74 is: 162,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,000.58 : 228,807.65 = 117,618.74 : x
  2. Step 2: Convert to fraction form
    166,000.58/228,807.65 = 117,618.74/x
  3. Step 3: Cross multiply
    166,000.58x = 228,807.65 × 117,618.74
  4. Step 4: Simplify right side
    166,000.58x = 26,912,067,495.36
  5. Step 5: Solve for x
    x = 26,912,067,495.36/166,000.58
  6. Step 6: Final answer
    x = 162,120.32

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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.