Home / 92,147.63-127,175.94-51,869.21

Finding the Fourth Proportional to 92,147.63, 127,175.94 and 51,869.21

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Solution

The fourth proportional to 92,147.63, 127,175.94 and 51,869.21 is: 71,586.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,147.63 : 127,175.94 = 51,869.21 : x
  2. Step 2: Convert to fraction form
    92,147.63/127,175.94 = 51,869.21/x
  3. Step 3: Cross multiply
    92,147.63x = 127,175.94 × 51,869.21
  4. Step 4: Simplify right side
    92,147.63x = 6,596,514,902.93
  5. Step 5: Solve for x
    x = 6,596,514,902.93/92,147.63
  6. Step 6: Final answer
    x = 71,586.38

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1.5x scale

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.