Home / 92,513.54-127,671.78-56,696.64

Finding the Fourth Proportional to 92,513.54, 127,671.78 and 56,696.64

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Solution

The fourth proportional to 92,513.54, 127,671.78 and 56,696.64 is: 78,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,513.54 : 127,671.78 = 56,696.64 : x
  2. Step 2: Convert to fraction form
    92,513.54/127,671.78 = 56,696.64/x
  3. Step 3: Cross multiply
    92,513.54x = 127,671.78 × 56,696.64
  4. Step 4: Simplify right side
    92,513.54x = 7,238,560,948.82
  5. Step 5: Solve for x
    x = 7,238,560,948.82/92,513.54
  6. Step 6: Final answer
    x = 78,243.26

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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.