Home / 89,544.98-123,530.64-53,672.74

Finding the Fourth Proportional to 89,544.98, 123,530.64 and 53,672.74

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Solution

The fourth proportional to 89,544.98, 123,530.64 and 53,672.74 is: 74,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,544.98 : 123,530.64 = 53,672.74 : x
  2. Step 2: Convert to fraction form
    89,544.98/123,530.64 = 53,672.74/x
  3. Step 3: Cross multiply
    89,544.98x = 123,530.64 × 53,672.74
  4. Step 4: Simplify right side
    89,544.98x = 6,630,227,922.75
  5. Step 5: Solve for x
    x = 6,630,227,922.75/89,544.98
  6. Step 6: Final answer
    x = 74,043.55

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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.