Home / 92,157.38-127,177.16-51,871.36

Finding the Fourth Proportional to 92,157.38, 127,177.16 and 51,871.36

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Solution

The fourth proportional to 92,157.38, 127,177.16 and 51,871.36 is: 71,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,157.38 : 127,177.16 = 51,871.36 : x
  2. Step 2: Convert to fraction form
    92,157.38/127,177.16 = 51,871.36/x
  3. Step 3: Cross multiply
    92,157.38x = 127,177.16 × 51,871.36
  4. Step 4: Simplify right side
    92,157.38x = 6,596,852,706.65
  5. Step 5: Solve for x
    x = 6,596,852,706.65/92,157.38
  6. Step 6: Final answer
    x = 71,582.47

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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.