Home / 42,185-58,216.26-27,306.92

Finding the Fourth Proportional to 42,185, 58,216.26 and 27,306.92

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Solution

The fourth proportional to 42,185, 58,216.26 and 27,306.92 is: 37,684.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,185 : 58,216.26 = 27,306.92 : x
  2. Step 2: Convert to fraction form
    42,185/58,216.26 = 27,306.92/x
  3. Step 3: Cross multiply
    42,185x = 58,216.26 × 27,306.92
  4. Step 4: Simplify right side
    42,185x = 1,589,706,754.52
  5. Step 5: Solve for x
    x = 1,589,706,754.52/42,185
  6. Step 6: Final answer
    x = 37,684.17

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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.