Home / 51,563.40-77,345.10-16,506.60

Finding the Fourth Proportional to 51,563.40, 77,345.10 and 16,506.60

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Solution

The fourth proportional to 51,563.40, 77,345.10 and 16,506.60 is: 24,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,563.40 : 77,345.10 = 16,506.60 : x
  2. Step 2: Convert to fraction form
    51,563.40/77,345.10 = 16,506.60/x
  3. Step 3: Cross multiply
    51,563.40x = 77,345.10 × 16,506.60
  4. Step 4: Simplify right side
    51,563.40x = 1,276,704,627.66
  5. Step 5: Solve for x
    x = 1,276,704,627.66/51,563.40
  6. Step 6: Final answer
    x = 24,759.90

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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.