Home / 161,462.85-242,194.28-56,257.22

Finding the Fourth Proportional to 161,462.85, 242,194.28 and 56,257.22

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Solution

The fourth proportional to 161,462.85, 242,194.28 and 56,257.22 is: 84,385.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,462.85 : 242,194.28 = 56,257.22 : x
  2. Step 2: Convert to fraction form
    161,462.85/242,194.28 = 56,257.22/x
  3. Step 3: Cross multiply
    161,462.85x = 242,194.28 × 56,257.22
  4. Step 4: Simplify right side
    161,462.85x = 13,625,175,400.44
  5. Step 5: Solve for x
    x = 13,625,175,400.44/161,462.85
  6. Step 6: Final answer
    x = 84,385.82

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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.