Home / 52,560.20-78,710.70-34,934.60

Finding the Fourth Proportional to 52,560.20, 78,710.70 and 34,934.60

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Solution

The fourth proportional to 52,560.20, 78,710.70 and 34,934.60 is: 52,315.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,560.20 : 78,710.70 = 34,934.60 : x
  2. Step 2: Convert to fraction form
    52,560.20/78,710.70 = 34,934.60/x
  3. Step 3: Cross multiply
    52,560.20x = 78,710.70 × 34,934.60
  4. Step 4: Simplify right side
    52,560.20x = 2,749,726,820.22
  5. Step 5: Solve for x
    x = 2,749,726,820.22/52,560.20
  6. Step 6: Final answer
    x = 52,315.76

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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.