Home / 38,861.60-58,244.40-26,381.60

Finding the Fourth Proportional to 38,861.60, 58,244.40 and 26,381.60

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Solution

The fourth proportional to 38,861.60, 58,244.40 and 26,381.60 is: 39,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,861.60 : 58,244.40 = 26,381.60 : x
  2. Step 2: Convert to fraction form
    38,861.60/58,244.40 = 26,381.60/x
  3. Step 3: Cross multiply
    38,861.60x = 58,244.40 × 26,381.60
  4. Step 4: Simplify right side
    38,861.60x = 1,536,580,463.04
  5. Step 5: Solve for x
    x = 1,536,580,463.04/38,861.60
  6. Step 6: Final answer
    x = 39,539.81

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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.