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Finding the Fourth Proportional to 58,306.46, 87,459.27 and 50,384.87

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Solution

The fourth proportional to 58,306.46, 87,459.27 and 50,384.87 is: 75,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,306.46 : 87,459.27 = 50,384.87 : x
  2. Step 2: Convert to fraction form
    58,306.46/87,459.27 = 50,384.87/x
  3. Step 3: Cross multiply
    58,306.46x = 87,459.27 × 50,384.87
  4. Step 4: Simplify right side
    58,306.46x = 4,406,623,511.95
  5. Step 5: Solve for x
    x = 4,406,623,511.95/58,306.46
  6. Step 6: Final answer
    x = 75,576.94

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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.