Home / 242,472.42-334,582.51-139,101.26

Finding the Fourth Proportional to 242,472.42, 334,582.51 and 139,101.26

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Solution

The fourth proportional to 242,472.42, 334,582.51 and 139,101.26 is: 191,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,472.42 : 334,582.51 = 139,101.26 : x
  2. Step 2: Convert to fraction form
    242,472.42/334,582.51 = 139,101.26/x
  3. Step 3: Cross multiply
    242,472.42x = 334,582.51 × 139,101.26
  4. Step 4: Simplify right side
    242,472.42x = 46,540,848,714.96
  5. Step 5: Solve for x
    x = 46,540,848,714.96/242,472.42
  6. Step 6: Final answer
    x = 191,942.86

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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.