Home / 161,714.68-242,618.82-66,927.36

Finding the Fourth Proportional to 161,714.68, 242,618.82 and 66,927.36

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Solution

The fourth proportional to 161,714.68, 242,618.82 and 66,927.36 is: 100,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,714.68 : 242,618.82 = 66,927.36 : x
  2. Step 2: Convert to fraction form
    161,714.68/242,618.82 = 66,927.36/x
  3. Step 3: Cross multiply
    161,714.68x = 242,618.82 × 66,927.36
  4. Step 4: Simplify right side
    161,714.68x = 16,237,837,108.92
  5. Step 5: Solve for x
    x = 16,237,837,108.92/161,714.68
  6. Step 6: Final answer
    x = 100,410.41

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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.