Home / 192,216.95-288,378.03-92,460.59

Finding the Fourth Proportional to 192,216.95, 288,378.03 and 92,460.59

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Solution

The fourth proportional to 192,216.95, 288,378.03 and 92,460.59 is: 138,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,216.95 : 288,378.03 = 92,460.59 : x
  2. Step 2: Convert to fraction form
    192,216.95/288,378.03 = 92,460.59/x
  3. Step 3: Cross multiply
    192,216.95x = 288,378.03 × 92,460.59
  4. Step 4: Simplify right side
    192,216.95x = 26,663,602,796.84
  5. Step 5: Solve for x
    x = 26,663,602,796.84/192,216.95
  6. Step 6: Final answer
    x = 138,716.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.