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Finding the Fourth Proportional to 156,124.71, 234,187.67 and 37,795.86

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Solution

The fourth proportional to 156,124.71, 234,187.67 and 37,795.86 is: 56,693.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,124.71 : 234,187.67 = 37,795.86 : x
  2. Step 2: Convert to fraction form
    156,124.71/234,187.67 = 37,795.86/x
  3. Step 3: Cross multiply
    156,124.71x = 234,187.67 × 37,795.86
  4. Step 4: Simplify right side
    156,124.71x = 8,851,324,389.05
  5. Step 5: Solve for x
    x = 8,851,324,389.05/156,124.71
  6. Step 6: Final answer
    x = 56,693.94

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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.