Home / 89,525.63-123,546.40-49,240.05

Finding the Fourth Proportional to 89,525.63, 123,546.40 and 49,240.05

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Solution

The fourth proportional to 89,525.63, 123,546.40 and 49,240.05 is: 67,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,525.63 : 123,546.40 = 49,240.05 : x
  2. Step 2: Convert to fraction form
    89,525.63/123,546.40 = 49,240.05/x
  3. Step 3: Cross multiply
    89,525.63x = 123,546.40 × 49,240.05
  4. Step 4: Simplify right side
    89,525.63x = 6,083,430,790.22
  5. Step 5: Solve for x
    x = 6,083,430,790.22/89,525.63
  6. Step 6: Final answer
    x = 67,951.84

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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.