Home / 109,625.40-164,438.10-50,576.40

Finding the Fourth Proportional to 109,625.40, 164,438.10 and 50,576.40

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Solution

The fourth proportional to 109,625.40, 164,438.10 and 50,576.40 is: 75,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,625.40 : 164,438.10 = 50,576.40 : x
  2. Step 2: Convert to fraction form
    109,625.40/164,438.10 = 50,576.40/x
  3. Step 3: Cross multiply
    109,625.40x = 164,438.10 × 50,576.40
  4. Step 4: Simplify right side
    109,625.40x = 8,316,687,120.84
  5. Step 5: Solve for x
    x = 8,316,687,120.84/109,625.40
  6. Step 6: Final answer
    x = 75,864.60

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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.