Home / 52,506.20-78,590.70-27,510.60

Finding the Fourth Proportional to 52,506.20, 78,590.70 and 27,510.60

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Solution

The fourth proportional to 52,506.20, 78,590.70 and 27,510.60 is: 41,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,506.20 : 78,590.70 = 27,510.60 : x
  2. Step 2: Convert to fraction form
    52,506.20/78,590.70 = 27,510.60/x
  3. Step 3: Cross multiply
    52,506.20x = 78,590.70 × 27,510.60
  4. Step 4: Simplify right side
    52,506.20x = 2,162,077,311.42
  5. Step 5: Solve for x
    x = 2,162,077,311.42/52,506.20
  6. Step 6: Final answer
    x = 41,177.57

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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.