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Finding the Fourth Proportional to 117,350.94, 176,007.80 and 37,378.53

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Solution

The fourth proportional to 117,350.94, 176,007.80 and 37,378.53 is: 56,061.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,350.94 : 176,007.80 = 37,378.53 : x
  2. Step 2: Convert to fraction form
    117,350.94/176,007.80 = 37,378.53/x
  3. Step 3: Cross multiply
    117,350.94x = 176,007.80 × 37,378.53
  4. Step 4: Simplify right side
    117,350.94x = 6,578,911,765.60
  5. Step 5: Solve for x
    x = 6,578,911,765.60/117,350.94
  6. Step 6: Final answer
    x = 56,061.86

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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.