Home / 161,865.12-242,794.80-61,998.24

Finding the Fourth Proportional to 161,865.12, 242,794.80 and 61,998.24

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Solution

The fourth proportional to 161,865.12, 242,794.80 and 61,998.24 is: 92,996.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,865.12 : 242,794.80 = 61,998.24 : x
  2. Step 2: Convert to fraction form
    161,865.12/242,794.80 = 61,998.24/x
  3. Step 3: Cross multiply
    161,865.12x = 242,794.80 × 61,998.24
  4. Step 4: Simplify right side
    161,865.12x = 15,052,850,281.15
  5. Step 5: Solve for x
    x = 15,052,850,281.15/161,865.12
  6. Step 6: Final answer
    x = 92,996.26

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1.5x scale

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.