Home / 92,271.77-127,335.05-49,830.30

Finding the Fourth Proportional to 92,271.77, 127,335.05 and 49,830.30

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Solution

The fourth proportional to 92,271.77, 127,335.05 and 49,830.30 is: 68,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,271.77 : 127,335.05 = 49,830.30 : x
  2. Step 2: Convert to fraction form
    92,271.77/127,335.05 = 49,830.30/x
  3. Step 3: Cross multiply
    92,271.77x = 127,335.05 × 49,830.30
  4. Step 4: Simplify right side
    92,271.77x = 6,345,143,742.02
  5. Step 5: Solve for x
    x = 6,345,143,742.02/92,271.77
  6. Step 6: Final answer
    x = 68,765.82

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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.