Home / 99,826.16-149,689.20-33,242.84

Finding the Fourth Proportional to 99,826.16, 149,689.20 and 33,242.84

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Solution

The fourth proportional to 99,826.16, 149,689.20 and 33,242.84 is: 49,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,826.16 : 149,689.20 = 33,242.84 : x
  2. Step 2: Convert to fraction form
    99,826.16/149,689.20 = 33,242.84/x
  3. Step 3: Cross multiply
    99,826.16x = 149,689.20 × 33,242.84
  4. Step 4: Simplify right side
    99,826.16x = 4,976,094,125.33
  5. Step 5: Solve for x
    x = 4,976,094,125.33/99,826.16
  6. Step 6: Final answer
    x = 49,847.60

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1.5x scale

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.