Home / 92,436.75-127,563.42-54,197.28

Finding the Fourth Proportional to 92,436.75, 127,563.42 and 54,197.28

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Solution

The fourth proportional to 92,436.75, 127,563.42 and 54,197.28 is: 74,792.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,436.75 : 127,563.42 = 54,197.28 : x
  2. Step 2: Convert to fraction form
    92,436.75/127,563.42 = 54,197.28/x
  3. Step 3: Cross multiply
    92,436.75x = 127,563.42 × 54,197.28
  4. Step 4: Simplify right side
    92,436.75x = 6,913,590,391.50
  5. Step 5: Solve for x
    x = 6,913,590,391.50/92,436.75
  6. Step 6: Final answer
    x = 74,792.66

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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.