Home / 92,827.72-128,098.56-50,385.52

Finding the Fourth Proportional to 92,827.72, 128,098.56 and 50,385.52

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Solution

The fourth proportional to 92,827.72, 128,098.56 and 50,385.52 is: 69,530.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,827.72 : 128,098.56 = 50,385.52 : x
  2. Step 2: Convert to fraction form
    92,827.72/128,098.56 = 50,385.52/x
  3. Step 3: Cross multiply
    92,827.72x = 128,098.56 × 50,385.52
  4. Step 4: Simplify right side
    92,827.72x = 6,454,312,556.85
  5. Step 5: Solve for x
    x = 6,454,312,556.85/92,827.72
  6. Step 6: Final answer
    x = 69,530.01

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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.