Home / 49,851.50-68,792.64-29,707.92

Finding the Fourth Proportional to 49,851.50, 68,792.64 and 29,707.92

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Solution

The fourth proportional to 49,851.50, 68,792.64 and 29,707.92 is: 40,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,851.50 : 68,792.64 = 29,707.92 : x
  2. Step 2: Convert to fraction form
    49,851.50/68,792.64 = 29,707.92/x
  3. Step 3: Cross multiply
    49,851.50x = 68,792.64 × 29,707.92
  4. Step 4: Simplify right side
    49,851.50x = 2,043,686,245.71
  5. Step 5: Solve for x
    x = 2,043,686,245.71/49,851.50
  6. Step 6: Final answer
    x = 40,995.48

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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.