Home / 234,637.12-323,714.37-154,108.27

Finding the Fourth Proportional to 234,637.12, 323,714.37 and 154,108.27

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Solution

The fourth proportional to 234,637.12, 323,714.37 and 154,108.27 is: 212,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,637.12 : 323,714.37 = 154,108.27 : x
  2. Step 2: Convert to fraction form
    234,637.12/323,714.37 = 154,108.27/x
  3. Step 3: Cross multiply
    234,637.12x = 323,714.37 × 154,108.27
  4. Step 4: Simplify right side
    234,637.12x = 49,887,061,534.84
  5. Step 5: Solve for x
    x = 49,887,061,534.84/234,637.12
  6. Step 6: Final answer
    x = 212,613.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.