Home / 162,511.16-243,797.24-73,770.91

Finding the Fourth Proportional to 162,511.16, 243,797.24 and 73,770.91

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Solution

The fourth proportional to 162,511.16, 243,797.24 and 73,770.91 is: 110,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,511.16 : 243,797.24 = 73,770.91 : x
  2. Step 2: Convert to fraction form
    162,511.16/243,797.24 = 73,770.91/x
  3. Step 3: Cross multiply
    162,511.16x = 243,797.24 × 73,770.91
  4. Step 4: Simplify right side
    162,511.16x = 17,985,143,825.22
  5. Step 5: Solve for x
    x = 17,985,143,825.22/162,511.16
  6. Step 6: Final answer
    x = 110,670.21

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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.