Home / 89,530.41-123,554.30-49,245.23

Finding the Fourth Proportional to 89,530.41, 123,554.30 and 49,245.23

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Solution

The fourth proportional to 89,530.41, 123,554.30 and 49,245.23 is: 67,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,530.41 : 123,554.30 = 49,245.23 : x
  2. Step 2: Convert to fraction form
    89,530.41/123,554.30 = 49,245.23/x
  3. Step 3: Cross multiply
    89,530.41x = 123,554.30 × 49,245.23
  4. Step 4: Simplify right side
    89,530.41x = 6,084,459,920.99
  5. Step 5: Solve for x
    x = 6,084,459,920.99/89,530.41
  6. Step 6: Final answer
    x = 67,959.70

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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.