Home / 161,296.86-242,042.58-56,189.64

Finding the Fourth Proportional to 161,296.86, 242,042.58 and 56,189.64

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Solution

The fourth proportional to 161,296.86, 242,042.58 and 56,189.64 is: 84,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,296.86 : 242,042.58 = 56,189.64 : x
  2. Step 2: Convert to fraction form
    161,296.86/242,042.58 = 56,189.64/x
  3. Step 3: Cross multiply
    161,296.86x = 242,042.58 × 56,189.64
  4. Step 4: Simplify right side
    161,296.86x = 13,600,285,434.87
  5. Step 5: Solve for x
    x = 13,600,285,434.87/161,296.86
  6. Step 6: Final answer
    x = 84,318.35

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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.