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Finding the Fourth Proportional to 117,367.56, 176,061.18 and 37,416.88

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Solution

The fourth proportional to 117,367.56, 176,061.18 and 37,416.88 is: 56,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,367.56 : 176,061.18 = 37,416.88 : x
  2. Step 2: Convert to fraction form
    117,367.56/176,061.18 = 37,416.88/x
  3. Step 3: Cross multiply
    117,367.56x = 176,061.18 × 37,416.88
  4. Step 4: Simplify right side
    117,367.56x = 6,587,660,044.72
  5. Step 5: Solve for x
    x = 6,587,660,044.72/117,367.56
  6. Step 6: Final answer
    x = 56,128.46

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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.