Home / 168,237.84-251,994.96-79,358.16

Finding the Fourth Proportional to 168,237.84, 251,994.96 and 79,358.16

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Solution

The fourth proportional to 168,237.84, 251,994.96 and 79,358.16 is: 118,866.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,237.84 : 251,994.96 = 79,358.16 : x
  2. Step 2: Convert to fraction form
    168,237.84/251,994.96 = 79,358.16/x
  3. Step 3: Cross multiply
    168,237.84x = 251,994.96 × 79,358.16
  4. Step 4: Simplify right side
    168,237.84x = 19,997,856,354.87
  5. Step 5: Solve for x
    x = 19,997,856,354.87/168,237.84
  6. Step 6: Final answer
    x = 118,866.58

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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.