Home / 47,563.80-65,670.12-42,511.83

Finding the Fourth Proportional to 47,563.80, 65,670.12 and 42,511.83

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Solution

The fourth proportional to 47,563.80, 65,670.12 and 42,511.83 is: 58,694.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,563.80 : 65,670.12 = 42,511.83 : x
  2. Step 2: Convert to fraction form
    47,563.80/65,670.12 = 42,511.83/x
  3. Step 3: Cross multiply
    47,563.80x = 65,670.12 × 42,511.83
  4. Step 4: Simplify right side
    47,563.80x = 2,791,756,977.52
  5. Step 5: Solve for x
    x = 2,791,756,977.52/47,563.80
  6. Step 6: Final answer
    x = 58,694.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.