Home / 117,782.76-176,730.82-58,623.60

Finding the Fourth Proportional to 117,782.76, 176,730.82 and 58,623.60

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Solution

The fourth proportional to 117,782.76, 176,730.82 and 58,623.60 is: 87,963.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,782.76 : 176,730.82 = 58,623.60 : x
  2. Step 2: Convert to fraction form
    117,782.76/176,730.82 = 58,623.60/x
  3. Step 3: Cross multiply
    117,782.76x = 176,730.82 × 58,623.60
  4. Step 4: Simplify right side
    117,782.76x = 10,360,596,899.35
  5. Step 5: Solve for x
    x = 10,360,596,899.35/117,782.76
  6. Step 6: Final answer
    x = 87,963.61

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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.