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Finding the Fourth Proportional to 235,836.74, 353,750.93 and 58,343.74

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Solution

The fourth proportional to 235,836.74, 353,750.93 and 58,343.74 is: 87,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,836.74 : 353,750.93 = 58,343.74 : x
  2. Step 2: Convert to fraction form
    235,836.74/353,750.93 = 58,343.74/x
  3. Step 3: Cross multiply
    235,836.74x = 353,750.93 × 58,343.74
  4. Step 4: Simplify right side
    235,836.74x = 20,639,151,327.37
  5. Step 5: Solve for x
    x = 20,639,151,327.37/235,836.74
  6. Step 6: Final answer
    x = 87,514.57

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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.