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Finding the Fourth Proportional to 58,459.50, 87,640.02 and 23,380.02

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Solution

The fourth proportional to 58,459.50, 87,640.02 and 23,380.02 is: 35,050.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,459.50 : 87,640.02 = 23,380.02 : x
  2. Step 2: Convert to fraction form
    58,459.50/87,640.02 = 23,380.02/x
  3. Step 3: Cross multiply
    58,459.50x = 87,640.02 × 23,380.02
  4. Step 4: Simplify right side
    58,459.50x = 2,049,025,420.40
  5. Step 5: Solve for x
    x = 2,049,025,420.40/58,459.50
  6. Step 6: Final answer
    x = 35,050.34

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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.