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Finding the Fourth Proportional to 101,124.79, 151,687.18 and 94,891.84

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Solution

The fourth proportional to 101,124.79, 151,687.18 and 94,891.84 is: 142,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,124.79 : 151,687.18 = 94,891.84 : x
  2. Step 2: Convert to fraction form
    101,124.79/151,687.18 = 94,891.84/x
  3. Step 3: Cross multiply
    101,124.79x = 151,687.18 × 94,891.84
  4. Step 4: Simplify right side
    101,124.79x = 14,393,875,354.01
  5. Step 5: Solve for x
    x = 14,393,875,354.01/101,124.79
  6. Step 6: Final answer
    x = 142,337.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.