Home / 49,260.15-67,980.70-29,134.28

Finding the Fourth Proportional to 49,260.15, 67,980.70 and 29,134.28

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Solution

The fourth proportional to 49,260.15, 67,980.70 and 29,134.28 is: 40,206.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,260.15 : 67,980.70 = 29,134.28 : x
  2. Step 2: Convert to fraction form
    49,260.15/67,980.70 = 29,134.28/x
  3. Step 3: Cross multiply
    49,260.15x = 67,980.70 × 29,134.28
  4. Step 4: Simplify right side
    49,260.15x = 1,980,568,954.77
  5. Step 5: Solve for x
    x = 1,980,568,954.77/49,260.15
  6. Step 6: Final answer
    x = 40,206.31

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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.