Home / 42,011.11-57,974.97-23,148.10

Finding the Fourth Proportional to 42,011.11, 57,974.97 and 23,148.10

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Solution

The fourth proportional to 42,011.11, 57,974.97 and 23,148.10 is: 31,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,011.11 : 57,974.97 = 23,148.10 : x
  2. Step 2: Convert to fraction form
    42,011.11/57,974.97 = 23,148.10/x
  3. Step 3: Cross multiply
    42,011.11x = 57,974.97 × 23,148.10
  4. Step 4: Simplify right side
    42,011.11x = 1,342,010,403.06
  5. Step 5: Solve for x
    x = 1,342,010,403.06/42,011.11
  6. Step 6: Final answer
    x = 31,944.18

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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.