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Finding the Fourth Proportional to 29,586.60, 44,363.70 and 12,036.60

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Solution

The fourth proportional to 29,586.60, 44,363.70 and 12,036.60 is: 18,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,586.60 : 44,363.70 = 12,036.60 : x
  2. Step 2: Convert to fraction form
    29,586.60/44,363.70 = 12,036.60/x
  3. Step 3: Cross multiply
    29,586.60x = 44,363.70 × 12,036.60
  4. Step 4: Simplify right side
    29,586.60x = 533,988,111.42
  5. Step 5: Solve for x
    x = 533,988,111.42/29,586.60
  6. Step 6: Final answer
    x = 18,048.31

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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.