Home / 54,847.09-75,689.22-29,696.59

Finding the Fourth Proportional to 54,847.09, 75,689.22 and 29,696.59

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Solution

The fourth proportional to 54,847.09, 75,689.22 and 29,696.59 is: 40,981.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,847.09 : 75,689.22 = 29,696.59 : x
  2. Step 2: Convert to fraction form
    54,847.09/75,689.22 = 29,696.59/x
  3. Step 3: Cross multiply
    54,847.09x = 75,689.22 × 29,696.59
  4. Step 4: Simplify right side
    54,847.09x = 2,247,711,733.76
  5. Step 5: Solve for x
    x = 2,247,711,733.76/54,847.09
  6. Step 6: Final answer
    x = 40,981.42

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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.