Home / 117,819.81-176,823.27-61,677.09

Finding the Fourth Proportional to 117,819.81, 176,823.27 and 61,677.09

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Solution

The fourth proportional to 117,819.81, 176,823.27 and 61,677.09 is: 92,564.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,819.81 : 176,823.27 = 61,677.09 : x
  2. Step 2: Convert to fraction form
    117,819.81/176,823.27 = 61,677.09/x
  3. Step 3: Cross multiply
    117,819.81x = 176,823.27 × 61,677.09
  4. Step 4: Simplify right side
    117,819.81x = 10,905,944,737.88
  5. Step 5: Solve for x
    x = 10,905,944,737.88/117,819.81
  6. Step 6: Final answer
    x = 92,564.61

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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.