Home / 261,318.94-392,017.39-92,825.17

Finding the Fourth Proportional to 261,318.94, 392,017.39 and 92,825.17

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Solution

The fourth proportional to 261,318.94, 392,017.39 and 92,825.17 is: 139,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,318.94 : 392,017.39 = 92,825.17 : x
  2. Step 2: Convert to fraction form
    261,318.94/392,017.39 = 92,825.17/x
  3. Step 3: Cross multiply
    261,318.94x = 392,017.39 × 92,825.17
  4. Step 4: Simplify right side
    261,318.94x = 36,389,079,657.60
  5. Step 5: Solve for x
    x = 36,389,079,657.60/261,318.94
  6. Step 6: Final answer
    x = 139,251.60

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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.