Home / 191,704.12-264,551.02-106,822.20

Finding the Fourth Proportional to 191,704.12, 264,551.02 and 106,822.20

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Solution

The fourth proportional to 191,704.12, 264,551.02 and 106,822.20 is: 147,414.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,704.12 : 264,551.02 = 106,822.20 : x
  2. Step 2: Convert to fraction form
    191,704.12/264,551.02 = 106,822.20/x
  3. Step 3: Cross multiply
    191,704.12x = 264,551.02 × 106,822.20
  4. Step 4: Simplify right side
    191,704.12x = 28,259,921,968.64
  5. Step 5: Solve for x
    x = 28,259,921,968.64/191,704.12
  6. Step 6: Final answer
    x = 147,414.27

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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.