Home / 161,747.10-242,620.65-56,555.10

Finding the Fourth Proportional to 161,747.10, 242,620.65 and 56,555.10

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Solution

The fourth proportional to 161,747.10, 242,620.65 and 56,555.10 is: 84,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,747.10 : 242,620.65 = 56,555.10 : x
  2. Step 2: Convert to fraction form
    161,747.10/242,620.65 = 56,555.10/x
  3. Step 3: Cross multiply
    161,747.10x = 242,620.65 × 56,555.10
  4. Step 4: Simplify right side
    161,747.10x = 13,721,435,122.82
  5. Step 5: Solve for x
    x = 13,721,435,122.82/161,747.10
  6. Step 6: Final answer
    x = 84,832.65

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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.