Home / 171,004.10-256,506.15-52,711.70

Finding the Fourth Proportional to 171,004.10, 256,506.15 and 52,711.70

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Solution

The fourth proportional to 171,004.10, 256,506.15 and 52,711.70 is: 79,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,004.10 : 256,506.15 = 52,711.70 : x
  2. Step 2: Convert to fraction form
    171,004.10/256,506.15 = 52,711.70/x
  3. Step 3: Cross multiply
    171,004.10x = 256,506.15 × 52,711.70
  4. Step 4: Simplify right side
    171,004.10x = 13,520,875,226.96
  5. Step 5: Solve for x
    x = 13,520,875,226.96/171,004.10
  6. Step 6: Final answer
    x = 79,067.55

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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.