Home / 168,183.02-232,051.88-100,156.38

Finding the Fourth Proportional to 168,183.02, 232,051.88 and 100,156.38

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Solution

The fourth proportional to 168,183.02, 232,051.88 and 100,156.38 is: 138,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,183.02 : 232,051.88 = 100,156.38 : x
  2. Step 2: Convert to fraction form
    168,183.02/232,051.88 = 100,156.38/x
  3. Step 3: Cross multiply
    168,183.02x = 232,051.88 × 100,156.38
  4. Step 4: Simplify right side
    168,183.02x = 23,241,475,772.21
  5. Step 5: Solve for x
    x = 23,241,475,772.21/168,183.02
  6. Step 6: Final answer
    x = 138,191.58

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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.