Home / 117,865.79-176,815.19-37,876.87

Finding the Fourth Proportional to 117,865.79, 176,815.19 and 37,876.87

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Solution

The fourth proportional to 117,865.79, 176,815.19 and 37,876.87 is: 56,820.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,865.79 : 176,815.19 = 37,876.87 : x
  2. Step 2: Convert to fraction form
    117,865.79/176,815.19 = 37,876.87/x
  3. Step 3: Cross multiply
    117,865.79x = 176,815.19 × 37,876.87
  4. Step 4: Simplify right side
    117,865.79x = 6,697,206,281.37
  5. Step 5: Solve for x
    x = 6,697,206,281.37/117,865.79
  6. Step 6: Final answer
    x = 56,820.61

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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.