Home / 41,406.39-57,140.64-22,543.11

Finding the Fourth Proportional to 41,406.39, 57,140.64 and 22,543.11

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Solution

The fourth proportional to 41,406.39, 57,140.64 and 22,543.11 is: 31,109.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,406.39 : 57,140.64 = 22,543.11 : x
  2. Step 2: Convert to fraction form
    41,406.39/57,140.64 = 22,543.11/x
  3. Step 3: Cross multiply
    41,406.39x = 57,140.64 × 22,543.11
  4. Step 4: Simplify right side
    41,406.39x = 1,288,127,732.99
  5. Step 5: Solve for x
    x = 1,288,127,732.99/41,406.39
  6. Step 6: Final answer
    x = 31,109.39

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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.