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Finding the Fourth Proportional to 168,607.58, 232,408.20 and 114,142.58

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Solution

The fourth proportional to 168,607.58, 232,408.20 and 114,142.58 is: 157,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,607.58 : 232,408.20 = 114,142.58 : x
  2. Step 2: Convert to fraction form
    168,607.58/232,408.20 = 114,142.58/x
  3. Step 3: Cross multiply
    168,607.58x = 232,408.20 × 114,142.58
  4. Step 4: Simplify right side
    168,607.58x = 26,527,671,561.16
  5. Step 5: Solve for x
    x = 26,527,671,561.16/168,607.58
  6. Step 6: Final answer
    x = 157,333.80

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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.