Home / 242,822.70-364,562.10-154,249.20

Finding the Fourth Proportional to 242,822.70, 364,562.10 and 154,249.20

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Solution

The fourth proportional to 242,822.70, 364,562.10 and 154,249.20 is: 231,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,822.70 : 364,562.10 = 154,249.20 : x
  2. Step 2: Convert to fraction form
    242,822.70/364,562.10 = 154,249.20/x
  3. Step 3: Cross multiply
    242,822.70x = 364,562.10 × 154,249.20
  4. Step 4: Simplify right side
    242,822.70x = 56,233,412,275.32
  5. Step 5: Solve for x
    x = 56,233,412,275.32/242,822.70
  6. Step 6: Final answer
    x = 231,582.19

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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.