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Finding the Fourth Proportional to 162,871.80, 244,340.29 and 56,259.64

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Solution

The fourth proportional to 162,871.80, 244,340.29 and 56,259.64 is: 84,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,871.80 : 244,340.29 = 56,259.64 : x
  2. Step 2: Convert to fraction form
    162,871.80/244,340.29 = 56,259.64/x
  3. Step 3: Cross multiply
    162,871.80x = 244,340.29 × 56,259.64
  4. Step 4: Simplify right side
    162,871.80x = 13,746,497,223.10
  5. Step 5: Solve for x
    x = 13,746,497,223.10/162,871.80
  6. Step 6: Final answer
    x = 84,400.72

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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.