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Finding the Fourth Proportional to 162,935.40, 244,224.90 and 57,700.20

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Solution

The fourth proportional to 162,935.40, 244,224.90 and 57,700.20 is: 86,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,935.40 : 244,224.90 = 57,700.20 : x
  2. Step 2: Convert to fraction form
    162,935.40/244,224.90 = 57,700.20/x
  3. Step 3: Cross multiply
    162,935.40x = 244,224.90 × 57,700.20
  4. Step 4: Simplify right side
    162,935.40x = 14,091,825,574.98
  5. Step 5: Solve for x
    x = 14,091,825,574.98/162,935.40
  6. Step 6: Final answer
    x = 86,487.19

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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.