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Finding the Fourth Proportional to 110,343.86, 152,277.99 and 67,926.86

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Solution

The fourth proportional to 110,343.86, 152,277.99 and 67,926.86 is: 93,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,343.86 : 152,277.99 = 67,926.86 : x
  2. Step 2: Convert to fraction form
    110,343.86/152,277.99 = 67,926.86/x
  3. Step 3: Cross multiply
    110,343.86x = 152,277.99 × 67,926.86
  4. Step 4: Simplify right side
    110,343.86x = 10,343,765,707.81
  5. Step 5: Solve for x
    x = 10,343,765,707.81/110,343.86
  6. Step 6: Final answer
    x = 93,741.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.