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Finding the Fourth Proportional to 96,866.27, 133,686.27 and 58,646.87

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Solution

The fourth proportional to 96,866.27, 133,686.27 and 58,646.87 is: 80,939.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,866.27 : 133,686.27 = 58,646.87 : x
  2. Step 2: Convert to fraction form
    96,866.27/133,686.27 = 58,646.87/x
  3. Step 3: Cross multiply
    96,866.27x = 133,686.27 × 58,646.87
  4. Step 4: Simplify right side
    96,866.27x = 7,840,281,130.37
  5. Step 5: Solve for x
    x = 7,840,281,130.37/96,866.27
  6. Step 6: Final answer
    x = 80,939.23

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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.