Home / 92,636.19-127,840.29-56,845.95

Finding the Fourth Proportional to 92,636.19, 127,840.29 and 56,845.95

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Solution

The fourth proportional to 92,636.19, 127,840.29 and 56,845.95 is: 78,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,636.19 : 127,840.29 = 56,845.95 : x
  2. Step 2: Convert to fraction form
    92,636.19/127,840.29 = 56,845.95/x
  3. Step 3: Cross multiply
    92,636.19x = 127,840.29 × 56,845.95
  4. Step 4: Simplify right side
    92,636.19x = 7,267,202,733.33
  5. Step 5: Solve for x
    x = 7,267,202,733.33/92,636.19
  6. Step 6: Final answer
    x = 78,448.85

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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.