Home / 41,720.68-57,574.50-22,857.64

Finding the Fourth Proportional to 41,720.68, 57,574.50 and 22,857.64

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Solution

The fourth proportional to 41,720.68, 57,574.50 and 22,857.64 is: 31,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,720.68 : 57,574.50 = 22,857.64 : x
  2. Step 2: Convert to fraction form
    41,720.68/57,574.50 = 22,857.64/x
  3. Step 3: Cross multiply
    41,720.68x = 57,574.50 × 22,857.64
  4. Step 4: Simplify right side
    41,720.68x = 1,316,017,194.18
  5. Step 5: Solve for x
    x = 1,316,017,194.18/41,720.68
  6. Step 6: Final answer
    x = 31,543.52

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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.