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Finding the Fourth Proportional to 58,409.40, 87,622.74 and 23,348.28

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Solution

The fourth proportional to 58,409.40, 87,622.74 and 23,348.28 is: 35,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,409.40 : 87,622.74 = 23,348.28 : x
  2. Step 2: Convert to fraction form
    58,409.40/87,622.74 = 23,348.28/x
  3. Step 3: Cross multiply
    58,409.40x = 87,622.74 × 23,348.28
  4. Step 4: Simplify right side
    58,409.40x = 2,045,840,267.89
  5. Step 5: Solve for x
    x = 2,045,840,267.89/58,409.40
  6. Step 6: Final answer
    x = 35,025.87

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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.