Home / 92,259.87-127,318.05-51,986.61

Finding the Fourth Proportional to 92,259.87, 127,318.05 and 51,986.61

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Solution

The fourth proportional to 92,259.87, 127,318.05 and 51,986.61 is: 71,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,259.87 : 127,318.05 = 51,986.61 : x
  2. Step 2: Convert to fraction form
    92,259.87/127,318.05 = 51,986.61/x
  3. Step 3: Cross multiply
    92,259.87x = 127,318.05 × 51,986.61
  4. Step 4: Simplify right side
    92,259.87x = 6,618,833,811.31
  5. Step 5: Solve for x
    x = 6,618,833,811.31/92,259.87
  6. Step 6: Final answer
    x = 71,741.20

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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.