Home / 49,150.32-67,811.40-29,000.40

Finding the Fourth Proportional to 49,150.32, 67,811.40 and 29,000.40

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Solution

The fourth proportional to 49,150.32, 67,811.40 and 29,000.40 is: 40,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,150.32 : 67,811.40 = 29,000.40 : x
  2. Step 2: Convert to fraction form
    49,150.32/67,811.40 = 29,000.40/x
  3. Step 3: Cross multiply
    49,150.32x = 67,811.40 × 29,000.40
  4. Step 4: Simplify right side
    49,150.32x = 1,966,557,724.56
  5. Step 5: Solve for x
    x = 1,966,557,724.56/49,150.32
  6. Step 6: Final answer
    x = 40,011.09

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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.