Home / 152,717.40-228,930.30-118,964.70

Finding the Fourth Proportional to 152,717.40, 228,930.30 and 118,964.70

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Solution

The fourth proportional to 152,717.40, 228,930.30 and 118,964.70 is: 178,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,717.40 : 228,930.30 = 118,964.70 : x
  2. Step 2: Convert to fraction form
    152,717.40/228,930.30 = 118,964.70/x
  3. Step 3: Cross multiply
    152,717.40x = 228,930.30 × 118,964.70
  4. Step 4: Simplify right side
    152,717.40x = 27,234,624,460.41
  5. Step 5: Solve for x
    x = 27,234,624,460.41/152,717.40
  6. Step 6: Final answer
    x = 178,333.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.