Home / 162,488.32-243,643.16-50,137.84

Finding the Fourth Proportional to 162,488.32, 243,643.16 and 50,137.84

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Solution

The fourth proportional to 162,488.32, 243,643.16 and 50,137.84 is: 75,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,488.32 : 243,643.16 = 50,137.84 : x
  2. Step 2: Convert to fraction form
    162,488.32/243,643.16 = 50,137.84/x
  3. Step 3: Cross multiply
    162,488.32x = 243,643.16 × 50,137.84
  4. Step 4: Simplify right side
    162,488.32x = 12,215,741,773.17
  5. Step 5: Solve for x
    x = 12,215,741,773.17/162,488.32
  6. Step 6: Final answer
    x = 75,179.20

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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.