Home / 89,339.58-123,291.18-50,574.39

Finding the Fourth Proportional to 89,339.58, 123,291.18 and 50,574.39

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Solution

The fourth proportional to 89,339.58, 123,291.18 and 50,574.39 is: 69,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,339.58 : 123,291.18 = 50,574.39 : x
  2. Step 2: Convert to fraction form
    89,339.58/123,291.18 = 50,574.39/x
  3. Step 3: Cross multiply
    89,339.58x = 123,291.18 × 50,574.39
  4. Step 4: Simplify right side
    89,339.58x = 6,235,376,220.88
  5. Step 5: Solve for x
    x = 6,235,376,220.88/89,339.58
  6. Step 6: Final answer
    x = 69,794.11

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1.5x scale

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.