Home / 42,040.75-57,983.42-26,934.81

Finding the Fourth Proportional to 42,040.75, 57,983.42 and 26,934.81

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Solution

The fourth proportional to 42,040.75, 57,983.42 and 26,934.81 is: 37,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,040.75 : 57,983.42 = 26,934.81 : x
  2. Step 2: Convert to fraction form
    42,040.75/57,983.42 = 26,934.81/x
  3. Step 3: Cross multiply
    42,040.75x = 57,983.42 × 26,934.81
  4. Step 4: Simplify right side
    42,040.75x = 1,561,772,266.18
  5. Step 5: Solve for x
    x = 1,561,772,266.18/42,040.75
  6. Step 6: Final answer
    x = 37,149.01

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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.